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Climate · Toronto

Toronto in August

Warm and damp, as the days shorten.

Typical weather, averaged over 30 years

August in Toronto is warm: highs near 81°F, lows near 65°F. Rain falls on about two days a week, and the days shorten by 1 hour 17 minutes from the first week to the last.August in Toronto is warm: highs near 27°C, lows near 18°C. Rain falls on about two days a week, and the days shorten by 1 hour 17 minutes from the first week to the last.

High
81°F27°Caverage
Low
65°F18°Caverage
Wet days
2a week · 32% of days
Daylight
13h 54mon average

Is August a good time to visit Toronto?

Yes. August is one of Toronto's best months (June to September).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How August sits in the year

week by week

Temperature

Highs near 81°F in August, against 34°F to 81°F through the year.Highs near 27°C in August, against 1°C to 27°C through the year.

Chance of a wet day

32% of days in August, against 29% to 41% through the year.

Cloud cover

39% cover in August, against 39% to 69% through the year.

Daylight

13h 54m in August, against 8h 59m to 15h 23m through the year.

Week by week, lightly smoothed, with August shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. July81°27°low 65°low 18°2 wet days a weekRain on about two days a week.
  2. August81°27°low 65°low 18°2 wet days a weekRain on about two days a week.
  3. September75°24°low 60°low 16°2 wet days a weekRain on about two days a week.

Where Toronto sits, in August

America/Toronto
this place
typical high in August 40°F4°C95°F35°C
Sunrise, mid-August
6:21 AMsets 8:24 PM
Above the sea
90 mlow-lying
Latitude
43.7°Nnorthern hemisphere
Nearest of ours
Ottawa353 km north-east

The land around Toronto, shaded by its typical high in August, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Canada in August

high · low · wet days
See August on the planning mapThe whole year in Toronto

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Toronto. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.