Emerald Lake Weather by Month
Emerald Lake experiences a true mountain climate, with very cold and snowy winters, cool summers, and a long transition into winter during the fall. Temperatures range from below freezing in winter to around 73°F (23°C) during the warmest summer months.
Snowfall is especially heavy from November through March, while June through August are the warmest months and have virtually no snowfall. Daylight varies considerably, from just 8 hours in December to 16.5 hours in June.
Emerald Lake Weather by Month
You can click the image below to view the full-size weather chart for Emerald Lake.
January – Very Cold, Snowy and Short Days
Average high: 25°F (-4°C)
Average low: 9°F (-13°C)
Rainfall: 4.06 inches (103 mm)
Snowfall: 40.69 inches (1,033.4 mm)
Daylight: 8.5 hours
January is one of the coldest months at Emerald Lake. Average daytime temperatures reach only around 25°F (-4°C), while nighttime temperatures can fall to about 9°F (-13°C).
Snowfall is extremely heavy, averaging 40.69 inches (1,033.4 mm), making January a deeply snowy winter month. Rainfall is 4.06 inches (103 mm), with much of the precipitation falling as snow.
With short daylight hours and snow-covered mountains surrounding the lake, January is ideal for enjoying a classic Canadian winter landscape.
Best for:
- Snowshoeing and winter activities
- Winter photography
- Snow-covered mountain scenery
- Quiet winter visits
February – Cold and Deeply Snowy
Average high: 32°F (0°C)
Average low: 10°F (-12°C)
Rainfall: 1.93 inches (49 mm)
Snowfall: 19.09 inches (485 mm)
Daylight: 10 hours
February remains very cold at Emerald Lake, although temperatures begin to rise slightly compared with January. Average highs reach 32°F (0°C), while lows remain around 10°F (-12°C).
Snowfall averages 19.09 inches (485 mm), keeping the surrounding mountains and forest covered in snow. Rainfall is relatively low at 1.93 inches (49 mm).
Longer daylight hours provide more time to enjoy the snowy scenery and winter activities around the lake.
Best for:
- Winter photography
- Snowshoeing
- Snow-covered landscapes
- Peaceful winter scenery
March – Cold, Snowy and Beginning to Warm
Average high: 39°F (4°C)
Average low: 18°F (-8°C)
Rainfall: 1.94 inches (49.4 mm)
Snowfall: 18.39 inches (467 mm)
Daylight: 12 hours
March marks the beginning of the transition toward spring, but Emerald Lake is still cold and snowy. Average daytime temperatures reach 39°F (4°C), while nighttime temperatures remain around 18°F (-8°C).
Snowfall averages 18.39 inches (467 mm), so winter conditions can continue throughout the month. Rainfall is only 1.94 inches (49.4 mm).
With 12 hours of daylight, March offers noticeably longer days for exploring the surrounding mountain scenery.
Best for:
- Late-season winter scenery
- Snowshoeing
- Mountain photography
- Fewer visitors
April – Cool Spring Weather and Light Snow
Average high: 50°F (10°C)
Average low: 25°F (-4°C)
Rainfall: 0.59 inches (15 mm)
Snowfall: 2.41 inches (61.1 mm)
Daylight: 14 hours
April brings much milder temperatures to Emerald Lake. Average highs rise to around 50°F (10°C), while nighttime temperatures remain chilly at about 25°F (-4°C).
Snowfall drops sharply to just 2.41 inches (61.1 mm), making April much less snowy than the winter months. Rainfall is also relatively low at 0.59 inches (15 mm).
With 14 hours of daylight, April provides much more time to enjoy the changing mountain landscape as winter gradually gives way to spring.
Best for:
- Spring scenery
- Quiet walks
- Mountain photography
- Watching the seasonal transition
May – Cool, Longer Days and Occasional Snow
Average high: 57°F (14°C)
Average low: 32°F (0°C)
Rainfall: 2.21 inches (56.2 mm)
Snowfall: 2.16 inches (54.9 mm)
Daylight: 15.5 hours
May is a cool spring month at Emerald Lake. Average daytime temperatures reach 57°F (14°C), while nighttime temperatures are around 32°F (0°C).
Snowfall decreases to just 2.16 inches (54.9 mm), although occasional snow is still possible. Rainfall increases to 2.21 inches (56.2 mm).
With 15.5 hours of daylight, May offers plenty of time to explore the lake and surrounding landscapes.
Best for:
- Spring sightseeing
- Photography
- Longer outdoor days
- Exploring the lake surroundings
June – Mild Weather and Long Summer Days
Average high: 64°F (18°C)
Average low: 41°F (5°C)
Rainfall: 2.58 inches (65.6 mm)
Snowfall: 0 inches
Daylight: 16.5 hours
June marks the beginning of the warmer season at Emerald Lake. Average highs reach 64°F (18°C), while lows remain cool at around 41°F (5°C).
Snowfall falls to zero, and rainfall averages 2.58 inches (65.6 mm). The combination of mild temperatures and very long daylight hours makes June an excellent month for spending time outdoors.
With 16.5 hours of daylight, visitors have plenty of time to enjoy the lake, forests, and surrounding mountains.
Best for:
- Hiking and sightseeing
- Photography
- Long outdoor days
- Exploring Emerald Lake
July – Warmest Month and Ideal Summer Weather
Average high: 73°F (23°C)
Average low: 43°F (6°C)
Rainfall: 2.50 inches (63.4 mm)
Snowfall: 0 inches
Daylight: 16 hours
July is one of the warmest months at Emerald Lake, with average daytime temperatures reaching 73°F (23°C). Nights remain cool, with average lows around 43°F (6°C).
There is no measurable snowfall, while rainfall averages 2.50 inches (63.4 mm). With 16 hours of daylight, July provides excellent conditions for exploring the lake and surrounding mountain scenery.
The combination of warm afternoons, cool evenings, and long days makes July a popular time for summer activities.
Best for:
- Hiking
- Sightseeing
- Photography
- Exploring the lake and mountains
August – Warm Days and Cool Mountain Nights
Average high: 73°F (23°C)
Average low: 41°F (5°C)
Rainfall: 2.27 inches (57.6 mm)
Snowfall: 0 inches
Daylight: 14.5 hours
August remains warm by Emerald Lake standards, with average highs of 73°F (23°C). Average nighttime temperatures fall to around 41°F (5°C), so evenings can still feel quite cool.
Snowfall is absent, while rainfall averages 2.27 inches (57.6 mm). Daylight remains generous at 14.5 hours, giving visitors plenty of time for outdoor activities.
The surrounding forests and mountains are generally at their summer best during this period.
Best for:
- Hiking and sightseeing
- Lake photography
- Mountain scenery
- Summer outdoor activities
September – Mild Days and the Beginning of Fall
Average high: 63°F (17°C)
Average low: 34°F (1°C)
Rainfall: 2.04 inches (51.8 mm)
Snowfall: 0.03 inches (0.8 mm)
Daylight: 12.5 hours
September brings cooler conditions to Emerald Lake as summer transitions into fall. Average highs reach 63°F (17°C), while nighttime temperatures drop to around 34°F (1°C).
Snowfall is almost nonexistent at just 0.03 inches (0.8 mm), while rainfall averages 2.04 inches (51.8 mm). Daylight decreases to 12.5 hours.
The cooler temperatures make September comfortable for outdoor exploration, while the surrounding landscape begins its seasonal transition.
Best for:
- Early fall scenery
- Hiking
- Photography
- Cooler outdoor conditions
October – Cool, Cloudy and Increasing Snowfall
Average high: 46°F (8°C)
Average low: 28°F (-2°C)
Rainfall: 2.72 inches (69.2 mm)
Snowfall: 5.49 inches (139.5 mm)
Daylight: 11 hours
October is a cool autumn month at Emerald Lake. Average daytime temperatures fall to 46°F (8°C), while nighttime temperatures drop to around 28°F (-2°C).
Snowfall increases to 5.49 inches (139.5 mm), signaling the return of winter conditions. Rainfall averages 2.72 inches (69.2 mm), and daylight decreases to 11 hours.
Visitors can experience a mixture of autumn scenery and early winter conditions during this month.
Best for:
- Fall photography
- Quiet sightseeing
- Early winter scenery
- Cooler mountain walks
November – Cold, Snowy and Short Days
Average high: 30°F (-1°C)
Average low: 18°F (-8°C)
Rainfall: 3.35 inches (85.2 mm)
Snowfall: 30.96 inches (786.3 mm)
Daylight: 9 hours
November marks the return of heavy winter weather at Emerald Lake. Average highs reach only 30°F (-1°C), while nighttime temperatures fall to around 18°F (-8°C).
Snowfall rises dramatically to 30.96 inches (786.3 mm), covering the landscape in a deep layer of snow. Rainfall averages 3.35 inches (85.2 mm).
With only 9 hours of daylight, November feels distinctly wintry and is well suited to visitors looking for snowy mountain scenery.
Best for:
- Snowy landscape photography
- Winter scenery
- Snow activities
- Quiet visits
December – Very Cold, Snowy and Festive Winter
Average high: 21°F (-6°C)
Average low: 5°F (-15°C)
Rainfall: 3.73 inches (94.7 mm)
Snowfall: 37.28 inches (946.8 mm)
Daylight: 8 hours
December is one of the coldest and snowiest months at Emerald Lake. Average daytime temperatures reach only 21°F (-6°C), while nighttime temperatures can fall to about 5°F (-15°C).
Snowfall averages an impressive 37.28 inches (946.8 mm), creating a deeply snow-covered winter landscape. Rainfall is 3.73 inches (94.7 mm), with much of the precipitation occurring as snow.
With just 8 hours of daylight, December offers a classic Rocky Mountain winter atmosphere, with frozen landscapes and heavy snow surrounding Emerald Lake.
Best for:
- Winter photography
- Snowshoeing and winter activities
- Snow-covered mountain scenery
- Peaceful winter visits
Emerald Lake Weather by Month
| Month | Avg High °F (°C) | Avg Low °F (°C) | Rainfall (inches) | Snowfall (inches) | Daylight (hours) |
|---|---|---|---|---|---|
| January | 25°F (-4°C) | 9°F (-13°C) | 4.06 | 40.69 | 8.5 |
| February | 32°F (0°C) | 10°F (-12°C) | 1.93 | 19.09 | 10 |
| March | 39°F (4°C) | 18°F (-8°C) | 1.94 | 18.39 | 12 |
| April | 50°F (10°C) | 25°F (-4°C) | 0.59 | 2.41 | 14 |
| May | 57°F (14°C) | 32°F (0°C) | 2.21 | 2.16 | 15.5 |
| June | 64°F (18°C) | 41°F (5°C) | 2.58 | 0 | 16.5 |
| July | 73°F (23°C) | 43°F (6°C) | 2.50 | 0 | 16 |
| August | 73°F (23°C) | 41°F (5°C) | 2.27 | 0 | 14.5 |
| September | 63°F (17°C) | 34°F (1°C) | 2.04 | 0.03 | 12.5 |
| October | 46°F (8°C) | 28°F (-2°C) | 2.72 | 5.49 | 11 |
| November | 30°F (-1°C) | 18°F (-8°C) | 3.35 | 30.96 | 9 |
| December | 21°F (-6°C) | 5°F (-15°C) | 3.73 | 37.28 | 8 |
Emerald Lake Weather FAQs
1. What is the weather like at Emerald Lake throughout the year?
Emerald Lake has a mountain climate with very cold, snowy winters and mild summers. January is one of the coldest months, while July and August are the warmest, with average highs around 73°F (23°C).
2. What is the coldest month at Emerald Lake?
December is one of the coldest months, with an average high of 21°F (-6°C) and an average low of 5°F (-15°C). January is also extremely cold, with an average low of 9°F (-13°C).
3. What is the warmest month at Emerald Lake?
July and August are the warmest months, with average highs of about 73°F (23°C). July has a slightly warmer average low of 43°F (6°C), compared with 41°F (5°C) in August.
4. Does it snow at Emerald Lake?
Yes. Emerald Lake receives substantial snowfall from fall through spring. Snowfall is especially heavy from November through March, while June through August typically have no measurable snowfall.
5. How much snow does Emerald Lake receive in winter?
Winter snowfall is substantial. Emerald Lake averages about 40.69 inches (1,033.4 mm) in January, 19.09 inches (485 mm) in February, and 18.39 inches (467 mm) in March.
6. What month has the most snowfall at Emerald Lake?
January has the most snowfall, averaging about 40.69 inches (1,033.4 mm). December is also very snowy, with about 37.28 inches (946.8 mm).
7. What is the average temperature at Emerald Lake in January?
January has an average high of 25°F (-4°C) and an average low of 9°F (-13°C). It is a very cold and snowy month.
8. What is the weather like at Emerald Lake in summer?
Summer is mild rather than hot. Average highs are around 64°F (18°C) in June and 73°F (23°C) in July and August. Nights remain cool, generally between 41°F and 43°F (5°C and 6°C).
9. What is the weather like at Emerald Lake in July?
July is one of the warmest months, with an average high of 73°F (23°C) and a low of 43°F (6°C). There is no measurable snowfall, and the month has about 16 hours of daylight.
10. Is Emerald Lake cold in August?
August has mild daytime temperatures but cool nights. The average high is 73°F (23°C), while the average low is 41°F (5°C). Visitors should still bring warm clothing for mornings and evenings.
11. What is the best month to visit Emerald Lake for warm weather?
July and August have the warmest average daytime temperatures, both reaching about 73°F (23°C). These months also have long daylight hours and no measurable snowfall.
12. Does Emerald Lake get snow in September?
Snowfall is almost nonexistent in September, averaging only 0.03 inches (0.8 mm). However, temperatures become cooler, with an average low of 34°F (1°C), so early winter conditions can begin toward the end of the season.
13. What is the weather like at Emerald Lake in October?
October is cool and increasingly wintry. The average high is 46°F (8°C), while the average low is 28°F (-2°C). Snowfall increases to about 5.49 inches (139.5 mm).
14. How cold is Emerald Lake in November?
November is cold, with an average high of 30°F (-1°C) and an average low of 18°F (-8°C). Snowfall increases dramatically to about 30.96 inches (786.3 mm).
15. What is the weather like at Emerald Lake in December?
December is very cold and snowy. Average temperatures range from 5°F (-15°C) at night to 21°F (-6°C) during the day. Snowfall averages 37.28 inches (946.8 mm).
16. How much rainfall does Emerald Lake receive each month?
Monthly rainfall ranges from about 0.59 inches (15 mm) in April to 4.06 inches (103 mm) in January. June through August receive around 2.27–2.58 inches (57.6–65.6 mm) of rainfall per month.
17. Which month has the longest daylight at Emerald Lake?
June has the longest daylight, with about 16.5 hours per day. July follows closely with around 16 hours of daylight.
18. How many hours of daylight does Emerald Lake get in winter?
Winter has short days. Emerald Lake averages about 8.5 hours of daylight in January, 10 hours in February, 9 hours in November, and only 8 hours in December.
19. What is the best time to visit Emerald Lake for hiking?
June through September generally offer the mildest conditions for hiking, with temperatures becoming warmer and snowfall dropping to little or none. July and August have the warmest daytime temperatures.
20. What is the best time to visit Emerald Lake for snow and winter scenery?
December through March are particularly snowy. January has the highest average snowfall at about 40.69 inches (1,033.4 mm), while December averages 37.28 inches (946.8 mm), making these months suitable for visitors seeking a deep winter landscape.
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