Toronto Climate by Month
Toronto, Ontario, Canada
Warm summers and freezing winters, with rain spread through the year.
The climate in Toronto is one of warm summers and freezing winters, with rain spread through the year. July is the warmest month, with highs around 80°F (27°C); January is the coolest at 30°F (-1°C), and nights dip to 18°F (-8°C). About 33 in (826 mm) of rain falls in a typical year, with no clear rainy season.
- Warmest month
- 80°F(27°C)
- Average high, July
- Coldest nights
- 18°F(-8°C)
- Average low, January
- Rain per year
- 33 in(826 mm)
- No clear rainy season
- Humidity
- 77%
- Sunniest: June
Best and worst months in Toronto
Best for weatherThe most comfortable weather comes in June, with highs around 75°F (24°C) and about 3.0 in (76 mm) of rain a month.
Least pleasantJanuary is the least pleasant month: it's the coldest, with highs of only 30°F (-1°C).
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in June.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Toronto weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuary | 30°F(-1°C) | 18°F(-8°C) | 2.4 in(60 mm) | 91% | 1.4 |
| FebFebruary | 32°F(0°C) | 19°F(-7°C) | 2.1 in(53 mm) | 85% | 2.3 |
| MarMarch | 40°F(5°C) | 27°F(-3°C) | 1.9 in(49 mm) | 76% | 3.4 |
| AprApril | 52°F(11°C) | 37°F(3°C) | 3.2 in(81 mm) | 70% | 4.4 |
| MayMay | 65°F(19°C) | 48°F(9°C) | 3.1 in(80 mm) | 64% | 5.4 |
| JunJuneBest | 75°F(24°C) | 57°F(14°C) | 3.0 in(76 mm) | 73% | 5.9 |
| JulJuly | 80°F(27°C) | 63°F(17°C) | 3.0 in(75 mm) | 69% | 5.9 |
| AugAugust | 78°F(26°C) | 62°F(16°C) | 3.0 in(77 mm) | 72% | 5.2 |
| SepSeptember | 71°F(22°C) | 55°F(13°C) | 2.9 in(73 mm) | 76% | 4.0 |
| OctOctober | 58°F(15°C) | 44°F(7°C) | 2.8 in(70 mm) | 77% | 2.4 |
| NovNovember | 46°F(8°C) | 34°F(1°C) | 2.8 in(71 mm) | 83% | 1.4 |
| DecDecember | 36°F(2°C) | 25°F(-4°C) | 2.4 in(61 mm) | 87% | 1.1 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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