Sylvan Lake (AB) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sylvan Lake.
Climate overview of Sylvan Lake
The climate in Sylvan Lake, Alberta, Canada, is marked by large temperature swings across the seasons, ranging from 23°C (73°F) in July to -4°C (25°F) in January.
Annual rain/snowfall is moderate at around 556 mm (22 in), with June being the wettest month. The city also has a distinct dry season from October to April, with warm summers and very cold winters.
Sylvan Lake Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sylvan Lake - and find the best time to visit.
Monthly Temperature in Sylvan Lake
In Sylvan Lake, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 23°C (73°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -4°C (25°F).
At night, temperatures range from around 10°C (50°F) in July to -15°C (5°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sylvan Lake
On average, Sylvan Lake receives a reasonable amount of rain/snowfall, with an annual precipitation of 556 mm (22 in). Sylvan Lake can be quite wet during June, receiving approximately 99 mm (3.9 in) of precipitation over 14 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 18 mm (0.7 in) of precipitation spread across 8 snowy days. For more details, please visit our Sylvan Lake Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Sylvan Lake
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: July and August
- Fewer rainy days: February, March, April, October and November
- Seasonal pattern: A distinct dry season from October to April, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -15°C (5°F).
Frequently asked questions about the climate in Sylvan Lake
What is the best time to visit Sylvan Lake?
June, July and August typically offer the most optimal weather in Sylvan Lake. In contrast, January, February, March, November and December tend to have less optimal conditions. Sylvan Lake has a distinct dry season from October to April, with warm summers and very cold winters.
What temperatures can I expect in Sylvan Lake?
Daytime highs range from -4°C (25°F) in January to 23°C (73°F) in July. Nighttime lows range from -15°C (5°F) to 10°C (50°F). Temperatures vary considerably through the year.
How much rain does Sylvan Lake get?
Annual rainfall is around 556 mm (22 in). June is the wettest month with 99 mm (3.9 in), while February is the driest with 18 mm (0.7 in).
Sylvan Lake 3-Day Forecast
Sylvan Lake on the map
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