Measured, not vibes
Best Time to Visit Toronto
By measured weather comfort, the top months for Toronto are September, June, August — and RouteVerdict's editorial pick, which also weighs crowds and prices, is May, June, July, August, September, October. The table below is computed from ERA5 reanalysis data for 2020–2024, measured at Toronto (161 m elevation).
Month by month
Toronto weather and comfort, 2020–2024
| Month | Avg high | Wet days | Comfort | Season |
|---|---|---|---|---|
| January | 0.5°C / 33°F | 7.7 | 4 | |
| February | 1.7°C / 35°F | 7.5 | 5 | |
| March | 6.5°C / 44°F | 9.3 | 15 | |
| April | 11.4°C / 53°F | 11 | 34 | Shoulder |
| May | 18.1°C / 65°F | 7.5 | 73 | |
| June | 24.1°C / 75°F | 8.8 | 82 | Best |
| July | 26.5°C / 80°F | 10.7 | 73 | |
| August | 25.9°C / 79°F | 9.3 | 77 | Best |
| September | 22.1°C / 72°F | 6.8 | 86 | Best |
| October | 15.7°C / 60°F | 9 | 59 | |
| November | 9°C / 48°F | 7.8 | 25 | Shoulder |
| December | 3.7°C / 39°F | 10.7 | 8 |
Comfort is RouteVerdict's 0–100 score: 100·exp(−(high−23)²/162) × (1 − min(0.35, wet days × 0.02)). The full method is on the methodology page. Weather data by Open-Meteo.com (ERA5, CC BY 4.0), 2020–2024 normals. Wet day = ≥1 mm precipitation.
What the seasons are actually like
Traveling to Toronto month by month
Toronto's comfort score peaks in September at 86, with an average high of 22.1°C and 6.8 wet days, ahead of June's 81.8 and August's 77.3. RouteVerdict's editorial pick spans May through October, the full warm season, even though July's comfort of 72.9 trails both June and September. Winter is severe: January averages just 0.5°C with a comfort score of 3.7, the lowest of the year, and December isn't far behind at 7.9. April sits just outside the editorial window, with a comfort score of 34, well below May's 73.3.
FAQ
Toronto timing questions
What is the best month to visit Toronto?
By measured weather comfort (ERA5 2020–2024), the top months are September, June, and August, with September scoring highest. RouteVerdict's editorial pick is May, June, July, August, September, and October, which also weighs crowds, prices, and events.
What is the hottest month in Toronto?
July, with an average daily high of 26.5°C (80°F).
What is the rainiest month in Toronto?
April, averaging 11 days with at least 1 mm of precipitation.
When is shoulder season in Toronto?
April and November — the best-scoring months outside both the measured top three and RouteVerdict's editorial peak-season pick.
Why does Toronto's editorial pick include July if June and September score higher?
July scores 72.9 on comfort, trailing June's 81.8 and September's 86, but RouteVerdict's editorial pick spans the full May-through-October warm season rather than just the top months.
What is Toronto's coldest month?
January, averaging just 0.5°C with a comfort score of 3.7 — the lowest of the year.