Toronto Weather in August
In Toronto, August brings high daytime temperatures around 26°C (79°F), with nights cooling to 18°C (64°F). It is the driest month of the year, with minimal rainfall.
Rainfall in Toronto in August
Enjoy minimal rain interruptions this month. It's an excellent time for outdoor plans, from sports to festivals. You can expect rain on around 10 days based on historical patterns, with 68 mm (2.7 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Toronto in August
Toronto in August is worth a visit. The temperature is perfect, with 26°C (79°F) during the day and 18°C (64°F) at night. August is in the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 18°C (64°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 Toronto in August
Enjoy a sunny month with about 245 hours of sunshine, the clear skies make Toronto even more beautiful.If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Toronto.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Toronto's climate page.
Toronto Temperature in August
Min Temperature
18°C (64°F)
Max Temperature
26°C (79°F)
Chance of Rain
32%
Precipitation
68 mm (2.7 in)
Rainy days
10 days
Humidity
85%
Sunshine
245 hours
Percentage Sunshine
56%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Toronto typically stay consistent throughout August, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 18°C (64°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Toronto in August
Browse day-by-day weather records for Toronto spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Toronto historical weather extremes in August
Based on 49 years of weather observations in Toronto between 1976 and 2025, these are the recorded extremes.
- The warmest day in August was on August 1, 2006, with a maximum of 35°C (95°F).
- On August 29, 1982, Toronto saw its coldest August day with temperatures maxing out at 15°C (59°F).
- The coldest night in August in Toronto was on August 29, 1982, with a minimum of 2°C (36°F).
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
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What to Wear in Toronto 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). Rain is likely on several days, so bring a good rain jacket. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Toronto in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Toronto's climate page.
Temperature Rainfall Sunshine Humidity
See the full Toronto climate overview or explore weather in Canada.
