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Oshawa Weather in August
August in Oshawa brings high temperatures, with highs of 26°C (79°F) and nights dropping to 17°C (63°F). Rainfall is on the higher side this month, averaging around 81 mm (3.2 in), so keep a rain jacket handy.
Rainfall in Oshawa in August
Analyzing past climate data, one can expect approximately 11 days of rain, averaging 81 mm (3.2 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Oshawa in August
August is a good time to be in Oshawa. Days are excellent, reaching 26°C (79°F), with nights around 17°C (63°F). August is part of summer. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Oshawa in August
With approximately 245 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Oshawa.
Oshawa Temperature in August
Min Temperature
17°C (63°F)
Max Temperature
26°C (79°F)
Chance of Rain
36%
Precipitation
81 mm (3.2 in)
Rainy days
11 days
Humidity
85% *
Sunshine
245 hours *
Percentage Sunshine
56% *
* Data from: Toronto, Canada (51 KM, 31 Miles).
Oshawa Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oshawa - 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 Oshawa in August
Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Oshawa 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
Oshawa 3-Day Forecast
More climate data for Oshawa
Temperature Rainfall Sunshine Humidity
See the full Oshawa climate overview or explore weather in Canada.
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