What to pack for Toronto in August
- t-shirts and light layers
- a light jacket for evenings
- a compact umbrella or rain shell — rain is frequent
Humidity averages 72%; max daily wind around 19 km/h.
How August compares
Best months in Toronto: May–September. See the full best time to visit Toronto guide.
Toronto in August: the details
In August, Toronto sees average daytime highs of 26°C (78°F) and overnight lows of 17°C (63°F). Rainfall totals roughly 70 mm across 10.8 rainy days, and the sun shines about 11.6 hours per day with 13.8 hours of daylight mid-month. Relative humidity averages 72%.
In context: August is the second-warmest month and the 7th-wettest in Toronto. The sunniest month is July (12.6 h/day).
| Metric | August average |
|---|---|
| Daytime high | 26°C / 78°F |
| Overnight low | 17°C / 63°F |
| Rainfall | 70 mm over 10.8 rainy days |
| Sunshine | 11.6 h/day (13.8 h daylight) |
| Humidity | 72% |
| Travel score | 9.1 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Toronto, Canada (43.71, -79.4) — see our methodology. Actual conditions vary year to year.
Not set on Toronto? Browse the best places to visit in August ranked by travel score.
Frequently asked questions
How hot is Toronto in August?
Daytime highs in Toronto in August average 26°C (78°F); nights drop to about 17°C.
Does it rain in Toronto in August?
Expect around 10.8 rainy days and 70 mm of rainfall in August.
Is August a good time to visit Toronto?
August is one of the best months to visit Toronto. Overall travel score: 9.1/10. The best months are May–September.
Also good in August, near Toronto
Where should you go next month?
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