Dease Lake Weather in January
January in Dease Lake brings very low temperatures, with highs of -11°C (12°F) and nights dropping to -18°C (0°F). Expect some snowfall, with around 48 mm (1.9 in) typical for the month.
Rainfall in Dease Lake in January
The climate data from previous years indicates about 13 days of snow, averaging 48 mm (1.9 in) for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Dease Lake in January
Daytime temperatures in Dease Lake reach -11°C (12°F) in January, dropping to -18°C (0°F) at night. January is typically considered a winter month. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. With overnight lows of -18°C (0°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. The month is typically the coldest, so be sure to prepare by packing plenty of warm clothing.
Sunshine in Dease Lake in January
The month has fewer sunny days, with around 61 hours of sunshine.
Wind Speed in Dease Lake in January
Wind speeds average 2 m/s (4 knots) during January. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.January in Dease Lake has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Dease Lake Temperature in January
Dease Lake Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dease Lake - and find the best time to visit.
Daily Historical Temperatures
46-year average (1976-2026)
Based on our historical records, temperatures in Dease Lake typically rise from around -14°C (7°F) at the start of January to approximately -9°C (16°F) by the end. Nights are very cold, with lows typically ranging from -23°C (-9°F) to -16°C (3°F).
Average temperatures in January
Historical weather records for Dease Lake in January
Browse day-by-day weather records for Dease Lake spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Dease Lake historical weather extremes in January
The extremes listed below come from historical weather data collected in Dease Lake from 2001 through 2025.
- On January 29, 2024, temperatures climbed to 9°C (48°F), marking the warmest January day on record.
Best Places in Canada in January
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in January →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Dease Lake in January
Winter clothing is essential for visiting Dease Lake in January. If you have a heavy coat, waterproof boots with good traction, and plenty of warm layers it's smart to bring them. Pack cloths like thermal underwear, wool socks, and insulated gloves. Rain gear is recommended, you can expect wet weather on multiple days. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.
What To Do in Dease Lake in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming1/10 -
Cycling1/10 -
Walking1/10 -
Camping2/10 -
Outdoor sports1/10
Dease Lake 3-Day Forecast
Temperature Rainfall Sunshine Wind Speed
See the full Dease Lake climate overview or explore weather in Canada.
Popular in January
Where to go in January - average daytime high across popular destinations.
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