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Thornhill Weather in August
In Thornhill, August brings high daytime temperatures around 26°C (79°F), with nights cooling to 16°C (61°F). Expect quite a bit of rainfall this month.
Rainfall in Thornhill in August
Based on our climate data of the past 30 years, about 10 days of rain are anticipated, with 73 mm (2.9 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Thornhill in August
The excellent temperature in Thornhill in August makes it a solid month to visit, with 26°C (79°F) during the day and 16°C (61°F) at night. During August, you'll experience the summer season. This kind of day-to-night contrast is typical for this time of year. With lows of 16°C (61°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Thornhill in August
Expect a lot of sunshine this month, with about 245 hours of sun. These sunny conditions add to the overall experience.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Thornhill Temperature in August
Min Temperature
16°C (61°F)
Max Temperature
26°C (79°F)
Chance of Rain
33%
Precipitation
73 mm (2.9 in)
Rainy days
10 days
Humidity
85% *
Sunshine
245 hours *
Percentage Sunshine
56% *
* Data from: Toronto, Canada (16 KM, 10 Miles).
Thornhill Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Thornhill - 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 Thornhill in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Thornhill 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
Thornhill 3-Day Forecast
More climate data for Thornhill
Temperature Rainfall Sunshine Humidity
See the full Thornhill climate overview or explore weather in Canada.
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