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Casselman Weather in August
Casselman in August sees high daytime temperatures of 27°C (81°F) and nighttime lows of 14°C (57°F). Rainfall is fairly high this month at around 98 mm (3.9 in), so pack a rain jacket to stay dry.
Rainfall in Casselman in August
Rain is expected on roughly 12 days, totalling around 98 mm (3.9 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Casselman in August
Casselman has excellent weather in August, with days reaching 27°C (81°F) and nights cooling to 14°C (57°F). During August, the summer season is in full swing. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 14°C (57°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Casselman in August
The days are predominantly sunny, with an estimated total of around 251 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Casselman.
Casselman Temperature in August
Min Temperature
14°C (57°F)
Max Temperature
27°C (81°F)
Chance of Rain
39%
Precipitation
98 mm (3.9 in)
Rainy days
12 days
Humidity
54% *
Sunshine
251 hours *
Percentage Sunshine
57% *
* Data from: Ottawa, Canada (49 KM, 30 Miles).
Casselman Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Casselman - and find the best time to visit.
Best Places in Canada in August
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in August →
perfect weather
pleasant
tolerable
unpleasant
poor
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 Casselman in August
Warm but pleasant conditions in Casselman in August. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Casselman in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Casselman 3-Day Forecast
More climate data for Casselman
Temperature Rainfall Sunshine Humidity
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