Tybee Island Weather by Month

Tybee Island, Georgia, has a humid subtropical climate, with mild winters, warm springs, hot and humid summers, and comfortable autumn weather. Located near Savannah on the Atlantic coast, the island is a popular destination for beach vacations, swimming, fishing, kayaking, and exploring the shoreline.

Summer is the warmest and wettest time of year, with average high temperatures reaching around 88°F (31°C) in July. Winter is much cooler but generally mild, with average highs near 57°F (14°C) in January. Rainfall increases during summer, particularly in July and August, while spring and autumn often offer a comfortable balance of warm temperatures and outdoor conditions.

Tybee Island Weather by Month

You can click the image below to view the full-size weather chart for Tybee Island.

January – Cool, Mild and Relatively Dry

Average high: 57°F (14°C)
Average low: 45°F (7°C)
Rainfall: 2.45 inches (62.2 mm)
Water temperature: 58°F (14°C)
Daylight: 10.5 hours

January is one of the coolest months on Tybee Island, although winter temperatures remain relatively mild compared with much of the northern United States. Average daytime temperatures reach around 57°F (14°C), while nighttime temperatures fall to approximately 45°F (7°C). Sunny afternoons are pleasant for walking along the beach, exploring the island, and visiting local attractions.

Rainfall averages about 2.45 inches (62.2 mm), making January one of the drier months of the year. Atlantic Ocean temperatures are around 58°F (14°C), which is generally too chilly for comfortable swimming without appropriate gear. Visitors can still enjoy coastal walks, fishing, birdwatching, and sightseeing, but a jacket is useful during cool mornings and evenings.

Best for:

Enjoying quiet beach walks
Exploring the island without summer crowds
Birdwatching and coastal sightseeing
Taking a peaceful winter getaway

February – Cool, Comfortable and Beginning to Warm

Average high: 61°F (16°C)
Average low: 48°F (9°C)
Rainfall: 2.47 inches (62.7 mm)
Water temperature: 57°F (14°C)
Daylight: 11 hours

February brings slightly warmer afternoons and longer days to Tybee Island. Average highs reach around 61°F (16°C), while lows remain near 48°F (9°C). The weather is generally comfortable for outdoor activities, especially during sunny periods, although cool winds from the Atlantic can make the beach feel colder.

Rainfall averages approximately 2.47 inches (62.7 mm). Ocean temperatures remain around 57°F (14°C), so swimming is not particularly appealing for most visitors. February is a good time to explore the island’s historic lighthouse, enjoy seafood restaurants, or take long walks along the shoreline without the busy atmosphere of summer.

Best for:

Visiting the Tybee Island Light Station
Enjoying uncrowded beaches
Exploring local shops and restaurants
Taking scenic coastal walks

March – Mild and Pleasant with Spring Sunshine

Average high: 66°F (19°C)
Average low: 54°F (12°C)
Rainfall: 2.80 inches (71.2 mm)
Water temperature: 60°F (16°C)
Daylight: 12 hours

March marks the beginning of spring on Tybee Island, bringing warmer temperatures and more comfortable conditions for outdoor exploration. Average daytime highs reach 66°F (19°C), while nighttime lows rise to around 54°F (12°C). The island begins to feel livelier as visitors arrive to enjoy the improving weather.

Rainfall averages about 2.80 inches (71.2 mm), and daylight increases to approximately 12 hours per day. The Atlantic Ocean remains cool at around 60°F (16°C), but the beach is becoming more inviting for sunbathing on warmer afternoons. March is a good month for kayaking on calmer days, cycling around the island, and exploring nearby Savannah.

Best for:

Enjoying early spring beach walks
Cycling and sightseeing
Exploring coastal nature areas
Taking day trips to Savannah

April – Warm, Sunny and Ideal for Outdoor Activities

Average high: 72°F (22°C)
Average low: 61°F (16°C)
Rainfall: 3.91 inches (99.3 mm)
Water temperature: 66°F (19°C)
Daylight: 13 hours

April is one of the most pleasant months to visit Tybee Island. Average high temperatures reach 72°F (22°C), while lows remain around 61°F (16°C). Warm afternoons and comfortable evenings make it an excellent time for beach activities, outdoor dining, and exploring the island on foot or by bicycle.

Rainfall rises to approximately 3.91 inches (99.3 mm), so occasional showers are possible. Ocean temperatures increase to around 66°F (19°C), although the water may still feel cool for extended swimming. With about 13 hours of daylight, visitors have plenty of time to enjoy the beach, take boat tours, explore marshland habitats, and watch for coastal wildlife.

Best for:

Enjoying comfortable spring temperatures
Taking boat tours and kayaking trips
Exploring the beach and coastal trails
Dining outdoors and sightseeing

May – Warm, Sunny and Great for Beach Vacations

Average high: 79°F (26°C)
Average low: 68°F (20°C)
Rainfall: 2.75 inches (69.8 mm)
Water temperature: 73°F (23°C)
Daylight: 13.5 hours

May brings warm weather to Tybee Island, making it one of the best months for a beach vacation before the hottest part of summer arrives. Average highs reach around 79°F (26°C), while nighttime temperatures settle near 68°F (20°C). The warm afternoons are ideal for relaxing on the sand, enjoying outdoor meals, and participating in water-based activities.

Rainfall averages approximately 2.75 inches (69.8 mm), although occasional thunderstorms can occur. Ocean temperatures rise to around 73°F (23°C), making swimming more comfortable for many visitors. With 13.5 hours of daylight, May provides plenty of time for sunbathing, paddleboarding, fishing, and exploring the island’s coastal scenery.

Best for:

Swimming and relaxing on the beach
Kayaking and paddleboarding
Enjoying long, sunny afternoons
Taking family beach vacations

June – Hot, Humid and Perfect for Summer Fun

Average high: 84°F (29°C)
Average low: 75°F (24°C)
Rainfall: 4.38 inches (111.3 mm)
Water temperature: 79°F (26°C)
Daylight: 14 hours

June marks the beginning of summer on Tybee Island, with warm temperatures, high humidity, and inviting ocean water. Average daytime highs reach 84°F (29°C), while nighttime lows remain around 75°F (24°C). The weather is ideal for traditional beach activities, although midday heat can feel intense, particularly when humidity is high.

Rainfall increases to approximately 4.38 inches (111.3 mm), and afternoon thunderstorms become more common. These showers are often brief, but visitors should monitor the forecast and seek shelter when lightning develops. Ocean temperatures average around 79°F (26°C), creating excellent conditions for swimming and other water activities.

Best for:

Swimming in warm Atlantic waters
Spending full days at the beach
Kayaking, boating, and paddleboarding
Enjoying summer evenings by the coast

July – Hot, Humid and the Warmest Month

Average high: 88°F (31°C)
Average low: 77°F (25°C)
Rainfall: 5.50 inches (139.6 mm)
Water temperature: 82°F (28°C)
Daylight: 14 hours

July is typically the hottest month on Tybee Island. Average high temperatures reach approximately 88°F (31°C), while nighttime lows stay near 77°F (25°C). High humidity can make the weather feel even hotter, so visitors should plan outdoor activities around the cooler morning and evening hours.

Rainfall averages about 5.50 inches (139.6 mm), making July one of the wettest months of the year. Afternoon thunderstorms are common, and occasional tropical weather systems can affect the Georgia coast during the Atlantic hurricane season. Ocean temperatures reach around 82°F (28°C), making swimming especially appealing. Despite the heat and rain, July is a popular month for classic summer beach vacations.

Best for:

Swimming in warm ocean water
Enjoying family beach holidays
Building sandcastles and relaxing on the shore
Taking early-morning coastal walks

August – Very Warm, Humid and Rainy

Average high: 86°F (30°C)
Average low: 77°F (25°C)
Rainfall: 6.35 inches (161.2 mm)
Water temperature: 83°F (28°C)
Daylight: 13.5 hours

August remains hot and humid on Tybee Island, with average daytime highs around 86°F (30°C) and nighttime lows near 77°F (25°C). The warm weather is excellent for swimming, boating, and relaxing by the ocean, although the combination of heat and humidity can make prolonged outdoor activity tiring.

With approximately 6.35 inches (161.2 mm) of rainfall, August is the wettest month in the supplied weather data. Heavy showers and thunderstorms can interrupt beach plans, and tropical storms or hurricanes are a seasonal possibility. Ocean temperatures average around 83°F (28°C), among the warmest of the year. Visitors should check weather alerts regularly and remain flexible with outdoor plans.

Best for:

Swimming and enjoying warm ocean water
Taking early-morning beach walks
Relaxing at waterfront restaurants
Enjoying quieter activities during rainy afternoons

September – Warm, Humid and Beginning to Cool

Average high: 82°F (28°C)
Average low: 73°F (23°C)
Rainfall: 3.86 inches (98.1 mm)
Water temperature: 80°F (27°C)
Daylight: 12.5 hours

September brings slightly cooler temperatures to Tybee Island, although summer conditions remain common during the first part of the month. Average highs reach around 82°F (28°C), while nighttime lows fall to approximately 73°F (23°C). The warm weather continues to support swimming, beach relaxation, and other coastal activities.

Rainfall averages about 3.86 inches (98.1 mm), less than in August but still substantial. The Atlantic hurricane season remains active, so travelers should watch forecasts and consider flexible accommodation arrangements. Ocean temperatures remain warm at around 80°F (27°C), making September an excellent month for swimming without the peak heat of midsummer.

Best for:

Enjoying warm beaches with fewer summer crowds
Swimming and kayaking
Taking coastal boat tours
Exploring the island in slightly cooler weather

October – Warm Days, Cooler Nights and Pleasant Conditions

Average high: 75°F (24°C)
Average low: 66°F (19°C)
Rainfall: 2.39 inches (60.7 mm)
Water temperature: 73°F (23°C)
Daylight: 11.5 hours

October is one of the most comfortable months to visit Tybee Island. Average daytime highs reach around 75°F (24°C), while nighttime temperatures drop to approximately 66°F (19°C). The reduced humidity and cooler evenings make this month especially appealing for sightseeing, cycling, fishing, and spending time outdoors.

Rainfall averages approximately 2.39 inches (60.7 mm), making October the driest month in the supplied data. Ocean temperatures remain around 73°F (23°C), so swimming is still possible, particularly on sunny afternoons. The combination of pleasant weather and fewer peak-season crowds makes October an excellent choice for a relaxed coastal getaway.

Best for:

Enjoying comfortable beach walks
Cycling and exploring the island
Fishing and taking boat trips
Visiting local attractions in mild weather

November – Mild, Cool and Relatively Dry

Average high: 66°F (19°C)
Average low: 55°F (13°C)
Rainfall: 2.42 inches (61.5 mm)
Water temperature: 66°F (19°C)
Daylight: 10.5 hours

November brings cooler weather and a quieter atmosphere to Tybee Island. Average daytime temperatures reach around 66°F (19°C), while nighttime lows fall to approximately 55°F (13°C). Although the weather is too cool for some traditional beach activities, sunny days remain pleasant for walking, sightseeing, and exploring the coastline.

Rainfall averages about 2.42 inches (61.5 mm). Ocean temperatures fall to around 66°F (19°C), which may feel chilly for swimming without appropriate gear. November is a good time to enjoy peaceful beaches, visit the island’s lighthouse, sample local seafood, and explore Savannah without the heat and humidity of summer.

Best for:

Enjoying quiet coastal scenery
Exploring historic sites and local attractions
Walking along uncrowded beaches
Taking a relaxing autumn getaway

December – Cool, Mild and Peaceful

Average high: 61°F (16°C)
Average low: 50°F (10°C)
Rainfall: 3.17 inches (80.6 mm)
Water temperature: 60°F (16°C)
Daylight: 10 hours

December is one of the coolest months on Tybee Island, with mild daytime temperatures and chilly evenings. Average highs reach approximately 61°F (16°C), while lows fall to around 50°F (10°C). The weather is generally suitable for sightseeing and outdoor exploration, although visitors should bring layers for breezy days near the ocean.

Rainfall averages about 3.17 inches (80.6 mm), and the Atlantic Ocean cools to around 60°F (16°C). Swimming is less appealing for most people, but beach walks, photography, fishing, and exploring nearby Savannah remain enjoyable. With approximately 10 hours of daylight, planning outdoor activities earlier in the day is helpful.

Best for:

Enjoying peaceful winter beach walks
Exploring the Tybee Island lighthouse
Visiting nearby Savannah during the holiday season
Taking a quiet coastal escape

Tybee Island Weather by Month: Summary Table

Month	Avg High °F (°C)	Avg Low °F (°C)	Rainfall (inches)	Water Temp. (°F)	Daylight (hours)
January	57 (14)	45 (7)	2.45	58	10.5
February	61 (16)	48 (9)	2.47	57	11
March	66 (19)	54 (12)	2.80	60	12
April	72 (22)	61 (16)	3.91	66	13
May	79 (26)	68 (20)	2.75	73	13.5
June	84 (29)	75 (24)	4.38	79	14
July	88 (31)	77 (25)	5.50	82	14
August	86 (30)	77 (25)	6.35	83	13.5
September	82 (28)	73 (23)	3.86	80	12.5
October	75 (24)	66 (19)	2.39	73	11.5
November	66 (19)	55 (13)	2.42	66	10.5
December	61 (16)	50 (10)	3.17	60	10

When Is the Best Time to Visit Tybee Island?

The best time to visit Tybee Island depends on your preferred activities and tolerance for heat, humidity, and rain.

March to May: Ideal for comfortable temperatures, outdoor activities, and spring beach trips. May offers warmer ocean water for swimming.
June to August: Best for classic summer beach vacations and warm ocean swimming, but expect high humidity, heavy showers, and possible tropical weather.
September to October: A great balance of warm water, more comfortable temperatures, and fewer peak-season crowds. October is particularly appealing for outdoor exploration.
November to February: Best for peaceful beach walks, sightseeing, and a quieter coastal escape, although the ocean is generally too cool for comfortable swimming.

Overall, April, May, and October are excellent choices for visitors who want pleasant weather and plenty of opportunities to explore Tybee Island. If warm ocean water is your priority, choose June through September, while remembering that summer and early autumn fall within the Atlantic hurricane season.

20 FAQs About Tybee Island Weather

1. What is the best month to visit Tybee Island?

April, May, and October are among the best months to visit Tybee Island. These months generally offer comfortable temperatures for beach walks, sightseeing, cycling, and outdoor activities. May is especially appealing for warmer ocean water, while October often brings less rain and lower humidity than summer.

2. What is the weather like on Tybee Island year-round?

Tybee Island has a humid subtropical climate, with mild winters, warm springs, hot and humid summers, and pleasant autumns. Summer is generally the wettest season, while winter brings cooler temperatures and relatively less rainfall.

3. What is the hottest month on Tybee Island?

July is typically the hottest month, with an average high of around 88°F (31°C) and an average low of 77°F (25°C). August is also very hot and humid, making early mornings and evenings more comfortable for outdoor activities.

4. What is the coldest month on Tybee Island?

January is generally the coldest month, with an average high of approximately 57°F (14°C) and an average low of 45°F (7°C). Although temperatures can feel chilly near the ocean, winters are usually mild compared with many inland and northern U.S. destinations.

5. Does it snow on Tybee Island?

Snow is extremely rare on Tybee Island. The island’s coastal climate keeps winter temperatures relatively mild, so rain is much more common than snow. Visitors generally do not need to plan for snowy conditions during a winter trip.

6. When is the rainy season on Tybee Island?

The wetter period generally occurs during summer, particularly from June through September. Afternoon thunderstorms are common during the warmest months. August is the wettest month in the supplied weather data, averaging approximately 6.35 inches (161.2 mm) of rainfall.

7. What is the driest month on Tybee Island?

October is the driest month in the supplied data, with approximately 2.39 inches (60.7 mm) of rainfall. November, January, and February are also relatively dry, making autumn and winter attractive for visitors who prefer to avoid frequent summer showers.

8. What is the average temperature on Tybee Island in summer?

Summer temperatures typically range from the mid-70s to the upper 80s°F (24–31°C). July is usually the hottest month, with average highs around 88°F (31°C). High humidity can make it feel hotter, so sunscreen, water, and lightweight clothing are recommended.

9. What is the water temperature on Tybee Island by month?

Ocean temperatures vary throughout the year, from the upper 50s to low 60s°F (14–17°C) in winter to around 80–83°F (27–28°C) in summer. August is generally one of the warmest months for swimming, while January and February have much cooler water.

10. When is the best time to swim on Tybee Island?

June through September is generally the best period for swimming because ocean temperatures are warm, typically around 79–83°F (26–28°C). May and October can also be enjoyable, although the water is cooler. Always check local surf conditions and beach safety advisories before entering the ocean.

11. Is Tybee Island warm in October?

Yes. October typically has average highs around 75°F (24°C) and lows near 66°F (19°C), based on the supplied data. The weather is usually comfortable for walking, cycling, fishing, and sightseeing. Ocean water can remain warm enough for swimming, particularly early in the month.

12. Is Tybee Island warm in December?

Tybee Island is relatively mild in December, with average highs of about 61°F (16°C) and lows around 50°F (10°C). It is generally too cool for a traditional swimming vacation, but visitors can still enjoy coastal walks, sightseeing, and nearby Savannah’s holiday attractions.

13. Does Tybee Island experience hurricanes?

Yes. Tybee Island can be affected by tropical storms and hurricanes during the Atlantic hurricane season, which runs from June 1 through November 30. August and September are particularly important months for monitoring tropical weather. Travelers should follow official forecasts and local evacuation instructions when necessary.

14. Is Tybee Island humid?

Yes. Tybee Island is generally humid throughout the year, with the most uncomfortable conditions occurring during summer. July and August can feel particularly muggy because high temperatures combine with moisture from the Atlantic Ocean. Spring and autumn often provide more comfortable conditions for outdoor activities.

15. What should I wear on Tybee Island in summer?

Pack lightweight, breathable clothing, swimwear, sandals, sunglasses, a sun hat, and sunscreen. A reusable water bottle is also useful during hot, humid days. Bring a light rain jacket or compact umbrella because afternoon thunderstorms are common in summer.

16. What should I wear on Tybee Island in winter?

Pack long-sleeved shirts, trousers, a light-to-medium jacket, and comfortable walking shoes. Temperatures can be pleasant in the afternoon but chilly in the morning and evening. A wind-resistant layer is helpful when walking along exposed beaches.

17. Is Tybee Island windy?

Tybee Island can be breezy because of its exposed Atlantic coastline. Sea breezes can make warm days more comfortable, although stronger winds may affect boating, kayaking, and beach conditions. Check marine forecasts before planning water activities.

18. How many hours of daylight does Tybee Island get?

Daylight ranges from approximately 10 hours per day in December to around 14 hours in June and July. Longer summer days provide more time for swimming, sightseeing, and outdoor dining, while winter visitors may want to plan activities earlier in the day.

19. Is Tybee Island worth visiting in winter?

Yes. Winter is a good time to visit if you prefer quieter beaches, fewer crowds, and mild weather for sightseeing. Swimming may be uncomfortable because of cool ocean temperatures, but visitors can enjoy the lighthouse, local restaurants, wildlife watching, and excursions to Savannah.

20. What is the cheapest time to visit Tybee Island?

Winter, particularly January and February outside holiday periods, can be a good time to look for lower accommodation prices and fewer visitors. However, actual costs depend on holidays, special events, and availability. For a balance of pleasant weather and potentially lower demand than peak summer, consider visiting in October or November and comparing accommodation rates before booking.