Dease Lake (BC) Weather & Climate: Best Time to Visit
Dease Lake, British Columbia, Canada, experiences significant temperature variation throughout the year. Summers bring daytime highs of 17°C (63°F) in July, while winters cool to -11°C (12°F) in January.
Dease Lake sees a moderate amount of rain/snowfall, totalling around 746 mm (29 in) per year. It experiences a distinct dry season from February to March, creating some seasonal variation. The most sunshine falls in June, with an average of 7.5 hours of daily sunshine.
Monthly Temperature in Dease Lake
Depending on the time of the year, temperatures range from moderate to very cold in Dease Lake. Average maximum daytime temperatures range from a moderate 17°C (63°F) in July, the warmest time of the year, to a very cold -11°C (12°F) during cooler months like January.
At night, you can expect temperatures ranging from 7°C (45°F) in July to around -18°C (0°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Dease Lake
Generally, Dease Lake has a moderate amount of precipitation, averaging 746 mm (29 in) of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, July it receives moderate rainfall, averaging 98 mm (3.9 in) of precipitation, recorded across 16 rainy days. In contrast, the driest month February brings less snowfall, with 34 mm (1.3 in) over 10 snowy days. For more details, please visit our Dease Lake Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Dease Lake
Seasonal changes in sunshine hours are quite dramatic in Dease Lake. While June receives considerable daily sunshine with up to 7.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.2 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Wind Speed in Dease Lake
The mean wind speed varies between 1 m/s (2 knots) and 2 m/s (4 knots) throughout the year. It is lowest in July, August, September, October, November and December and highest during January, February, March, April, May and June. What does this mean?
The mean monthly wind speed over the year (meters per second)
Dease Lake (BC) 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Dease Lake
During the months of July and August, Dease Lake enjoys pleasant weather with average temperatures ranging from 16°C (61°F) to 17°C (63°F). These months are perfect for sightseeing and exploring.Rainfall during this time ranges from 93 mm (3.7 in) in August to 98 mm (3.9 in) in July. This means you can expect a mix of sunny days and occasional showers. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
