Toronto, Ontario weather in June

Averages from 2021–2025 (150 days of record).

Average high: 75°F
Average low: 59°F
Rainy days: ~11 per month
Total precipitation: 3.8 in
Warmest recorded: 97°F
Coldest recorded: 45°F

Expect June days in Toronto, Ontario to top out around 75°F and cool to about 59°F overnight, with roughly 11 days of measurable rain across the month. In recent years June has ranged from 45°F to 97°F.

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Current Toronto, Ontario forecast → · Historical data by Open-Meteo (ERA5).