Get the app
Best time to visit · Ontario, Canada
For the most comfortable weather in Toronto, aim for June – September. August tops our comfort score at 86/100, with highs around 76°F (25°C) and 2.3 in (59 mm) of rain. May and October are good shoulder-season months. The toughest months are December – February, mainly because of cool days.
Highs run from 32°F to 77°F across the year, and the yearly total is about 30.5 in (774 mm) of rain and snow.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high | 32°F0°C | 32°F0°C | 38°F4°C | 48°F9°C | 59°F15°C | 70°F21°C | 77°F25°C | 76°F25°C | 70°F21°C | 57°F14°C | 46°F8°C | 37°F3°C |
| Avg low | 23°F-5°C | 22°F-5°C | 28°F-2°C | 36°F2°C | 46°F8°C | 58°F14°C | 65°F19°C | 66°F19°C | 60°F15°C | 48°F9°C | 38°F3°C | 29°F-1°C |
| Rain/snow | 2.1 in54 mm | 1.9 in49 mm | 2.1 in53 mm | 2.8 in71 mm | 2.9 in73 mm | 2.8 in71 mm | 3.0 in75 mm | 2.3 in59 mm | 2.6 in66 mm | 2.9 in74 mm | 2.6 in66 mm | 2.5 in63 mm |
| Humidity | 86% | 84% | 81% | 79% | 78% | 76% | 72% | 72% | 74% | 78% | 81% | 84% |
| Cloud | 81% | 79% | 74% | 75% | 74% | 68% | 64% | 62% | 60% | 74% | 75% | 81% |
| Comfort | 41 | 43 | 44 | 54 | 72 | 84 | 83 | 86 | 84 | 70 | 51 | 40 |
Source: NASA POWER (public domain), 2001–2025 monthly averages on a ~50 km satellite and reanalysis grid, so coasts and valleys can differ from what's shown. The grid cell sits at about 99 m (325 ft), close to Toronto's own ~90 m. Precipitation includes snow as melted water; daylight is calculated from latitude. Check a forecast before you go.
The cold peaks here: highs of 32–37°F (0–3°C), and nights reach 22°F (-5°C). It's the driest season, with only about 6.5 in (166 mm) of rain or snow, 21% of the year's total. January & February are cold enough for snow. It holds the toughest stretch on our comfort score (December – February), averaging 41/100.
Temperatures climb through the season, from 38°F highs in March to 59°F by May. About 7.8 in (197 mm) of rain falls across these months, 25% of the year's total. Nights dip below freezing in March. May score well without being the very best (season average 57/100).
The warmest stretch of the year, with highs of 70–77°F (21–25°C). About 8.1 in (205 mm) of rain falls across these months, 26% of the year's total. Lows bottom out around 58°F (14°C). June – August are among the best-scoring months (season average 84/100).
Temperatures slide from 70°F highs in September to 46°F by November. It's the wettest season, with about 8.1 in (206 mm) of rain, 27% of the year's total. Lows bottom out around 38°F (3°C). Comfort peaks here: September ranks with the year's best, and the season averages 68/100.
By comfort score: 4 Great, 2 Good, 2 Fair and 4 Tough. Great months: June – September. Tap a month for its own guide.
For the most comfortable weather in Toronto, aim for June – September. August tops our comfort score at 86/100, with highs around 76°F (25°C) and 2.3 in (59 mm) of rain. May and October are good shoulder-season months. The toughest months are December – February, mainly because of cool days.
July is the wettest month, averaging about 3.0 in (75 mm) of rain. February is the driest, with about 1.9 in (49 mm). The yearly total is around 30.5 in (774 mm).
February is the coldest, with average lows of 22°F (-5°C) and highs of 32°F (0°C). The warmest is July, with average highs of 77°F (25°C).
Not very: summer (June – August) humidity averages 73%, and highs peak around 77°F (25°C), so it rarely feels sticky.
On average, yes: lows fall below 32°F (0°C) in December – March, bottoming out around 22°F (-5°C) in February.
Share this with your crew, run a quick poll on dates in TripsCircle, then build the itinerary, packing list and shared costs in one place.
