San Miguel de Allende Weather by Month
San Miguel de Allende, located in the state of Guanajuato in central Mexico, has a mild highland climate with warm afternoons, cool nights, and a distinct wet season. The city generally experiences its driest weather from November through April, while rainfall increases significantly from June through September.
Average daytime temperatures range from around 72°F (22°C) in January and December to 86°F (30°C) in May. Summer brings more rain, particularly in July, while the dry season offers plenty of sunshine and comfortable conditions for exploring the city’s historic streets, colorful architecture, churches, art galleries, and outdoor markets.
San Miguel de Allende Weather by Month
You can click the image below to view the full-size weather chart for San Miguel de Allende.
January – Mild, Cool and Dry
- Average high: 72°F (22°C)
- Average low: 39°F (4°C)
- Rainfall: 0.60 inches (15.2 mm)
- Daylight: 11 hours
January is one of the coolest and driest months in San Miguel de Allende. Average daytime temperatures reach around 72°F (22°C), while nighttime temperatures drop to approximately 39°F (4°C). Afternoons are generally pleasant for sightseeing, but early mornings and evenings can feel quite cold, so bringing a warm jacket is recommended.
Rainfall averages just 0.60 inches (15.2 mm), with approximately one rainy day throughout the month. The relatively dry conditions make January a good time to explore the historic city center, visit local markets, and enjoy outdoor dining. With around 11 hours of daylight, there is enough time for walking tours and day trips into the surrounding countryside.
Best for:
- Exploring the historic city center and colonial architecture
- Enjoying outdoor sightseeing in mild afternoon temperatures
- Visiting art galleries, museums, and local markets
- Taking day trips while avoiding the summer rainy season
February – Mild, Sunny and Mostly Dry
- Average high: 75°F (24°C)
- Average low: 43°F (6°C)
- Rainfall: 0.45 inches (11.4 mm)
- Daylight: 11.5 hours
February brings slightly warmer temperatures and very little rain to San Miguel de Allende. Average highs reach 75°F (24°C), while nighttime lows hover around 43°F (6°C). The comfortable afternoons are ideal for wandering through cobblestone streets, admiring the colorful buildings, and relaxing at rooftop cafés.
Rainfall remains minimal at 0.45 inches (11.4 mm), with approximately one rainy day during the month. Daylight increases to around 11.5 hours, giving visitors more time to explore the city and nearby attractions. Although the afternoons can feel pleasantly warm, mornings and evenings are still cool enough to require a light jacket or sweater.
Best for:
- Walking tours and architectural sightseeing
- Exploring galleries, boutiques, and artisan shops
- Enjoying sunny afternoons at outdoor cafés
- Taking photography walks through the historic center
March – Warm, Sunny and Dry
- Average high: 81°F (27°C)
- Average low: 46°F (8°C)
- Rainfall: 0.22 inches (5.7 mm)
- Daylight: 12 hours
March marks the beginning of warmer weather in San Miguel de Allende. Average daytime temperatures climb to 81°F (27°C), while nighttime temperatures average 46°F (8°C). Days are generally sunny and comfortable, making this an excellent month for exploring the city’s historic landmarks and enjoying outdoor activities.
With only 0.22 inches (5.7 mm) of rainfall and no more than occasional wet weather, March is one of the driest months of the year. Daylight increases to approximately 12 hours, providing plenty of time for sightseeing and excursions. The stronger afternoon sunshine can make it feel quite warm, so lightweight clothing, sunscreen, and a hat are useful.
Best for:
- Exploring the city on foot
- Visiting churches, museums, and historic landmarks
- Enjoying outdoor restaurants and rooftop terraces
- Taking countryside excursions in dry weather
April – Warm, Sunny and Very Dry
- Average high: 84°F (29°C)
- Average low: 52°F (11°C)
- Rainfall: 0.53 inches (13.4 mm)
- Daylight: 12.5 hours
April is one of the warmest and driest months of spring in San Miguel de Allende. Average daytime temperatures reach around 84°F (29°C), while nighttime temperatures fall to approximately 52°F (11°C). The warm afternoons are excellent for exploring the city’s historic center, visiting outdoor markets, and enjoying meals on sunny terraces.
Rainfall averages just 0.53 inches (13.4 mm), so wet weather is unlikely to disrupt most travel plans. With approximately 12.5 hours of daylight, visitors have plenty of time to discover the city’s architecture and surrounding attractions. Afternoon temperatures can become quite warm, especially when walking along exposed streets, so drinking enough water and wearing sunscreen are recommended.
Best for:
- Exploring historic streets and colonial landmarks
- Enjoying outdoor cafés and rooftop dining
- Taking guided walking tours and photography trips
- Visiting nearby villages and countryside attractions
May – Hot, Sunny and Mostly Dry
- Average high: 86°F (30°C)
- Average low: 55°F (13°C)
- Rainfall: 1.41 inches (35.9 mm)
- Daylight: 13 hours
May is typically the hottest month in San Miguel de Allende, with average highs reaching 86°F (30°C) and nighttime lows around 55°F (13°C). Afternoons can feel hot under the strong sunshine, while evenings are usually more comfortable. Travelers who plan to explore on foot may prefer starting early in the morning and taking breaks during the warmest part of the day.
Rainfall increases slightly to 1.41 inches (35.9 mm), although the weather remains relatively dry compared with the summer months. Around 13 hours of daylight provide ample time for sightseeing, shopping, and dining outdoors. Lightweight clothing, comfortable walking shoes, sunscreen, and a reusable water bottle are useful for May visits.
Best for:
- Exploring the city during cooler morning hours
- Enjoying outdoor dining and evening strolls
- Visiting museums and art galleries during hot afternoons
- Taking advantage of long daylight hours
June – Warm, Cloudier and Increasingly Rainy
- Average high: 82°F (28°C)
- Average low: 57°F (14°C)
- Rainfall: 3.71 inches (94.1 mm)
- Daylight: 13.5 hours
June marks the beginning of the wetter season in San Miguel de Allende. Average daytime temperatures reach approximately 82°F (28°C), while nighttime lows remain relatively mild at 57°F (14°C). The weather is still warm, but increasing cloud cover and afternoon showers can make conditions less predictable than during spring.
Rainfall rises to 3.71 inches (94.1 mm), with around eight rainy days throughout the month. Showers often influence afternoon and evening plans, so it is helpful to keep a flexible itinerary and carry a compact umbrella or lightweight rain jacket. June offers approximately 13.5 hours of daylight, leaving plenty of time to explore before rain arrives.
Best for:
- Exploring museums, galleries, and indoor attractions
- Enjoying the city’s cafés and restaurants
- Taking morning walking tours before afternoon showers
- Experiencing the city during the start of the green season
July – Warm and Rainy
- Average high: 79°F (26°C)
- Average low: 55°F (13°C)
- Rainfall: 5.52 inches (140.2 mm)
- Daylight: 13.5 hours
July is the wettest month in San Miguel de Allende according to the supplied data. Average highs reach 79°F (26°C), while nighttime temperatures average 55°F (13°C). The weather is generally warm rather than excessively hot, although frequent rainfall can interrupt outdoor sightseeing and make cobblestone streets slippery.
Rainfall averages approximately 5.52 inches (140.2 mm), with around 11 rainy days. Despite the frequent showers, rain does not necessarily last all day, and there may still be opportunities to explore between wet periods. The surrounding countryside often becomes greener during this season, creating a different atmosphere from the dry months.
Visitors should bring an umbrella or rain jacket and consider scheduling outdoor activities for the morning. With approximately 13.5 hours of daylight, there is still plenty of time to explore the city when conditions allow.
Best for:
- Enjoying the greener surrounding countryside
- Visiting museums, galleries, and historic buildings
- Exploring the city between rain showers
- Relaxing in cafés and sampling local cuisine
August – Mild, Green and Rainy
- Average high: 79°F (26°C)
- Average low: 55°F (13°C)
- Rainfall: 3.87 inches (98.3 mm)
- Daylight: 13 hours
August brings warm days and cool evenings to San Miguel de Allende, with average highs of 79°F (26°C) and lows of 55°F (13°C). Temperatures are generally comfortable for sightseeing, although cloud cover and rainfall are common. Compared with the hottest months of spring, August can feel cooler and more humid during wet periods.
Rainfall averages 3.87 inches (98.3 mm), and the city experiences approximately nine rainy days. Although August is still firmly within the rainy season, precipitation is lower than in July. Visitors can enjoy outdoor activities during dry intervals, but flexible scheduling is useful in case of afternoon showers.
Daylight lasts around 13 hours, providing time to visit historic churches, browse local shops, and enjoy the city’s cultural attractions. A light rain jacket and comfortable walking shoes can make exploring easier.
Best for:
- Enjoying pleasant temperatures for city exploration
- Discovering local culture and historic architecture
- Taking countryside trips when the weather permits
- Spending time in cafés, galleries, and indoor attractions
September – Mild and Rainy
- Average high: 77°F (25°C)
- Average low: 54°F (12°C)
- Rainfall: 3.81 inches (96.7 mm)
- Daylight: 12.5 hours
September is one of the cooler months of the rainy season in San Miguel de Allende. Average daytime temperatures reach around 77°F (25°C), while nighttime lows fall to approximately 54°F (12°C). These moderate temperatures are comfortable for sightseeing, but cloudy skies and wet conditions can make outdoor plans less predictable.
Rainfall averages 3.81 inches (96.7 mm), with approximately eight rainy days. Although the amount of rain is lower than in July, September remains relatively wet. Travelers should plan outdoor activities around the forecast and keep indoor alternatives available.
With around 12.5 hours of daylight, there is still sufficient time to explore the city’s historic center, visit cultural attractions, and enjoy local restaurants. The surrounding landscapes may remain lush after several months of summer rain.
Best for:
- Exploring museums, churches, and art galleries
- Enjoying the city’s cultural and culinary scene
- Taking walking tours during dry periods
- Experiencing the greener landscapes around the city
October – Mild, Pleasant and Less Rainy
- Average high: 75°F (24°C)
- Average low: 50°F (10°C)
- Rainfall: 1.57 inches (39.9 mm)
- Daylight: 11.5 hours
October brings a transition toward the dry season in San Miguel de Allende. Average highs reach 75°F (24°C), while nighttime temperatures drop to around 50°F (10°C). The days are generally mild and comfortable, and cooler evenings create pleasant conditions for dining outdoors or strolling through the historic center.
Rainfall decreases substantially to 1.57 inches (39.9 mm), with around three rainy days during the month. This reduction makes October a more reliable time for outdoor sightseeing than the peak summer rainy season. Daylight decreases to approximately 11.5 hours, but visitors still have plenty of time to explore the city’s attractions.
The combination of mild temperatures and diminishing rainfall makes October appealing for walking tours, photography, and excursions into the surrounding region. A light jacket is useful for mornings and evenings.
Best for:
- Exploring historic streets in comfortable weather
- Visiting local markets and artisan shops
- Enjoying outdoor restaurants and cafés
- Taking day trips with a lower chance of rain
November – Mild, Sunny and Dry
- Average high: 75°F (24°C)
- Average low: 45°F (7°C)
- Rainfall: 0.40 inches (10.1 mm)
- Daylight: 11 hours
November is generally mild and dry in San Miguel de Allende. Average daytime temperatures reach 75°F (24°C), while nighttime lows fall to approximately 45°F (7°C). The afternoons are comfortable for exploring the city, but mornings and evenings can be chilly, particularly in open areas and at higher elevations.
Rainfall drops to just 0.40 inches (10.1 mm), with approximately one rainy day. The dry conditions make November an excellent month for outdoor sightseeing, walking tours, and exploring the surrounding countryside. Around 11 hours of daylight provide ample time to visit historic landmarks and enjoy the city’s restaurants and cultural attractions.
Visitors should pack light clothing for warm afternoons along with a sweater or jacket for cooler periods. November is especially appealing to travelers who prefer dry weather without the hotter temperatures of spring.
Best for:
- Exploring the historic center and its landmarks
- Enjoying outdoor dining and relaxed city walks
- Taking countryside excursions in dry weather
- Visiting art galleries, museums, and local markets
December – Cool, Sunny and Mostly Dry
- Average high: 72°F (22°C)
- Average low: 41°F (5°C)
- Rainfall: 0.30 inches (7.5 mm)
- Daylight: 11 hours
December brings cool nights and pleasant daytime temperatures to San Miguel de Allende. Average highs reach around 72°F (22°C), while nighttime temperatures fall to approximately 41°F (5°C). The mild afternoons are well suited to sightseeing, shopping, and exploring the city’s historic streets, while early mornings and evenings can feel quite cold.
Rainfall averages just 0.30 inches (7.5 mm), making December one of the driest months of the year. With little rain expected, visitors can generally plan outdoor activities with confidence. Daylight lasts around 11 hours, allowing enough time for walking tours, visits to historic churches, and relaxed lunches at outdoor cafés.
December is also an appealing time to experience the city’s festive atmosphere and seasonal celebrations. Warm layers are recommended for the cooler evenings, while lighter clothing is comfortable during sunny afternoons.
Best for:
- Exploring the historic center in mild daytime weather
- Enjoying seasonal festivities and local traditions
- Visiting museums, churches, and artisan markets
- Taking outdoor walks and countryside excursions
San Miguel de Allende Weather by Month: Quick Overview
| Month | Avg High °F (°C) | Avg Low °F (°C) | Rainfall (inches) | Daylight (hours) |
|---|---|---|---|---|
| January | 72 (22) | 39 (4) | 0.60 | 11 |
| February | 75 (24) | 43 (6) | 0.45 | 11.5 |
| March | 81 (27) | 46 (8) | 0.22 | 12 |
| April | 84 (29) | 52 (11) | 0.53 | 12.5 |
| May | 86 (30) | 55 (13) | 1.41 | 13 |
| June | 82 (28) | 57 (14) | 3.71 | 13.5 |
| July | 79 (26) | 55 (13) | 5.52 | 13.5 |
| August | 79 (26) | 55 (13) | 3.87 | 13 |
| September | 77 (25) | 54 (12) | 3.81 | 12.5 |
| October | 75 (24) | 50 (10) | 1.57 | 11.5 |
| November | 75 (24) | 45 (7) | 0.40 | 11 |
| December | 72 (22) | 41 (5) | 0.30 | 11 |
20 FAQs About San Miguel de Allende Weather
1. What is the weather like in San Miguel de Allende?
San Miguel de Allende has a mild highland climate with warm afternoons, cool nights, and a distinct rainy season. Average daytime temperatures range from about 72°F (22°C) in winter to 86°F (30°C) in May. The summer months are wetter, while November through April is generally dry.
2. What is the best month to visit San Miguel de Allende?
March, April, October, and November are excellent months to visit San Miguel de Allende. These months generally offer comfortable temperatures and relatively little rainfall, making them ideal for walking tours, exploring historic landmarks, and enjoying outdoor dining.
3. What is the hottest month in San Miguel de Allende?
May is typically the hottest month, with an average high of 86°F (30°C) and an average low of 55°F (13°C). Afternoons can feel warm under the sunshine, so lightweight clothing, sunscreen, and plenty of water are recommended.
4. What is the coldest month in San Miguel de Allende?
January is one of the coldest months, with an average high of 72°F (22°C) and an average low of 39°F (4°C). December also has chilly nights, with average lows around 41°F (5°C).
5. Does it rain a lot in San Miguel de Allende?
Rainfall varies significantly throughout the year. The city is generally dry from November through April, while June through September brings more frequent showers. July is the wettest month in the supplied data, with approximately 5.52 inches (140.2 mm) of rainfall.
6. What is the rainiest month in San Miguel de Allende?
July is the rainiest month, receiving approximately 5.52 inches (140.2 mm) of rainfall and experiencing around 11 rainy days. Visitors during this period should bring an umbrella or rain jacket and allow flexibility in their outdoor plans.
7. What is the driest month in San Miguel de Allende?
March is the driest month in the supplied data, with only 0.22 inches (5.7 mm) of rainfall. February, November, and December are also relatively dry, making late winter and autumn attractive periods for outdoor sightseeing.
8. Does San Miguel de Allende have a rainy season?
Yes. The rainy season generally runs from June through September, with rainfall peaking in July. Showers may occur during the afternoon or evening, although the weather can still provide opportunities for sightseeing between rainy periods.
9. Is San Miguel de Allende cold in winter?
Winter is mild during the day but can be chilly at night. January daytime temperatures average 72°F (22°C), while nighttime lows can fall to 39°F (4°C). A warm jacket or sweater is useful for early mornings and evenings.
10. Does it snow in San Miguel de Allende?
Snow is extremely uncommon in San Miguel de Allende. Although winter nights can be cold, daytime temperatures are usually mild, and the city’s typical weather is characterized by dry conditions rather than snowfall.
11. Is San Miguel de Allende sunny throughout the year?
San Miguel de Allende enjoys plenty of sunshine, particularly from November through April. March, April, and May generally offer favorable conditions for outdoor activities. During the rainy season, cloud cover increases, especially in July, August, and September.
12. What is the best time to visit San Miguel de Allende for good weather?
October through April is an excellent period for comfortable weather and outdoor sightseeing. October and November offer milder temperatures as the rainy season ends, while March and April bring warmer afternoons and mostly dry conditions.
13. Is San Miguel de Allende too hot in summer?
No, summer is generally warm rather than excessively hot. Average highs range from 77°F (25°C) to 82°F (28°C) between June and September. Rain showers are often a more significant consideration than extreme heat, so planning outdoor activities earlier in the day can be helpful.
14. What should I wear in San Miguel de Allende?
Pack lightweight clothing for warm afternoons and a sweater or jacket for cool mornings and evenings. Comfortable walking shoes are especially important for the city’s cobblestone streets and uneven sidewalks. If you visit between June and September, bring an umbrella or lightweight rain jacket.
15. Is San Miguel de Allende weather good for walking?
Yes. The mild climate makes San Miguel de Allende an excellent destination for walking tours throughout much of the year. March, April, October, and November are particularly appealing because temperatures are comfortable and rainfall is relatively low. During the warmer months, start early to avoid the strongest afternoon sunshine.
16. Which month has the most daylight in San Miguel de Allende?
June and July have the longest daylight in the supplied data, at approximately 13.5 hours per day. May and August also have long days, with around 13 hours of daylight, providing plenty of time for sightseeing and outdoor activities.
17. Which month has the least daylight in San Miguel de Allende?
January, November, and December have the shortest daylight periods in the supplied data, at approximately 11 hours per day. Even during these months, visitors generally have sufficient daylight for walking tours, shopping, and exploring historic attractions.
18. Is September a good time to visit San Miguel de Allende?
September can be a good time to visit if you do not mind occasional rain. Average temperatures range from 54°F (12°C) at night to 77°F (25°C) during the day. Rainfall averages 3.81 inches (96.7 mm), so it is wise to carry rain protection and keep your itinerary flexible.
19. Is October a good month to visit San Miguel de Allende?
Yes. October offers mild daytime temperatures, cooler evenings, and substantially less rainfall than the summer months. Average highs reach 75°F (24°C), while rainfall averages 1.57 inches (39.9 mm). It is a good month for exploring the historic center, visiting galleries, and enjoying outdoor restaurants.
20. What is the weather like in San Miguel de Allende at Christmas?
Christmas in San Miguel de Allende is generally mild during the day and chilly at night. December averages a high of 72°F (22°C) and a low of 41°F (5°C), with only 0.30 inches (7.5 mm) of rainfall. The mostly dry weather is suitable for sightseeing and seasonal celebrations, but visitors should bring warm layers for evening activities.
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