Toronto Weather in August
In August, Toronto averages a high of 26°C (78°F) and a low of 17°C (63°F), based on 55 years of historical weather data from TORONTO CITY CENTRE.
26°C
Average high
78°F
17°C
Average low
63°F
37°C
Record high
98°F · 2001
6°C
Record low
42°F · 1982
What to Expect in Toronto in August
Typical August days in Toronto reach 26°C (78°F) during the afternoon and cool to around 17°C (63°F) overnight. On average, measurable rain falls on about 32% of days this month. Over the past 55 years, August temperatures in Toronto have ranged from a record high of 37°C (2001) down to a record low of 6°C (1982).
For a day-by-day look or other months, see the full Toronto weather history.