Dease Lake Weather in July
Thinking of visiting Dease Lake in July? Expect moderate temperatures reaching 17°C (63°F) during the day, dropping to 7°C (45°F) at night, and be prepared for the wettest month of the year.
Rainfall in Dease Lake in July
The month brings the most rain, so be prepared with an umbrella for the occasional shower. This month experiences about 16 days of rain according to historical data, averaging 98 mm (3.9 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Dease Lake in July
July in Dease Lake sees highs of 17°C (63°F) and lows of 7°C (45°F) overnight. The summer season takes place during July. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. At 7°C (45°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions. On average, it is the month with the highest temperature of the year.
Sunshine in Dease Lake in July
With approximately 210 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Dease Lake in July
Wind speeds average 1 m/s (2 knots) during July. At this speed, you'll experience mostly light air movement that's just barely noticeable. As an average, some days will be completely calm while others have gentle breezes you can feel on your skin.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Dease Lake Temperature in July
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
47-year average (1976-2025)
Based on our historical records, temperatures in Dease Lake typically stay consistent throughout July, with daily highs averaging around 17°C (63°F). Nights are cold, with lows typically ranging from 6°C (43°F) to 8°C (46°F).
Average temperatures in July
Historical weather records for Dease Lake in July
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 July
Our historical data for Dease Lake spans 2000 to 2026, revealing these weather extremes.
- The hottest July day on record in Dease Lake reached 33°C (91°F) (July 29, 2009).
- The lowest daytime temperature in July was 7°C (45°F), recorded on July 3, 2002.
- Nighttime temperatures dropped to 0°C (32°F) on July 22, 2008, marking the coldest July night on record.
- The wettest July day on record brought 25 mm (1 in) of precipitation to Dease Lake (July 14, 2002).
Best Places in Canada in July
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in July →
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 July
Comfortable temperatures call for an easy wardrobe in July. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Dease Lake in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Dease Lake 3-Day Forecast
Temperature Rainfall Sunshine Wind Speed
See the full Dease Lake climate overview or explore weather in Canada.
Popular in July
Where to go in July - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 5 most beautiful lakes in Canada
Explore Canada's stunning lakes: Lake Louise, Lake Superior, Maligne Lake, Emerald Lake, and Lake Okanagan, each offering unique beauty and activities.
Canoeing the south Nahannii
The South Nahanni in the northwest of Canada is one of the most impressive wilderness rivers in the world. Canoeing the south Nahanni is something you must add to your bucket list.
See Polar Bears in Churchill Canada
Thousands of bears gather at the small town of Churchill. In the evening the northern lights give a light show against the dark evening sky. An unforgettable experience.
Banff National Park
Snowy mountains, clear blue lakes and green forests make Banff National Park a wonderful bucket list destination. The pristine wilderness is a mecca for walkers.