Average annual temperature is 13.6 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 224
Number of rainy days: 132
Number of snow days: 9
Average annual precipitation: 703 mm
Look at detailed online map of Ontario
* Weather data for Ontario United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.3 | 17.3 | 22 | 29.9 | 32.4 | 36.3 | 37.9 | 40.4 | 34.6 | 32.9 | 22.6 | 15.7 |
| Average daytime temperature (°C) | 5 | 9.1 | 11 | 20.2 | 25.8 | 30.3 | 31.4 | 31.7 | 29.2 | 20.5 | 12.5 | 8.4 |
| Average temperature (°C) | 0.1 | 1.9 | 4.9 | 12.7 | 19.1 | 24.1 | 25.5 | 25.7 | 22.7 | 14.9 | 7.2 | 3.8 |
| Average night temperature (°C) | -3.5 | -3 | 0.5 | 6.9 | 13.4 | 18.3 | 20.6 | 20.9 | 17.1 | 10.2 | 2.7 | 0.6 |
| Absolute minimum temperature (°C) | -13 | -13.3 | -9.2 | -3.3 | 4.7 | 11.1 | 15.5 | 14.7 | 12.2 | -4.1 | -8.3 | -5 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.2 | 11.3 | 12.6 | 13.8 | 14.8 | 15 | 14.9 | 14.2 | 13.1 | 11.8 | 10.5 | 9.6 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10 | 9.4 |
| Daylight minimum duration (h) | 9.4 | 10.2 | 11.3 | 12.7 | 13.9 | 14.8 | 14.3 | 13.1 | 11.8 | 10.6 | 9.6 | 9.4 |
| Sunshine mean duration (h) | 7.3 | 8.3 | 7.9 | 10.3 | 11.1 | 12.2 | 11.1 | 11.4 | 10.9 | 8.2 | 7.6 | 5.8 |
| Precipitation (mm) | 47 | 63 | 34 | 92 | 57 | 50 | 103 | 77 | 11 | 57 | 30 | 83 |
| Sunny days | 20 | 20 | 16 | 22 | 15 | 16 | 16 | 19 | 23 | 16 | 23 | 18 |
| Rainy days | 8 | 6 | 14 | 8 | 16 | 14 | 15 | 12 | 7 | 15 | 5 | 12 |
| Snow days | 3 | 2 | 1 | 2 | 1 |
The best time to visit Ontario during the most sunny months:
The largest precipitation sum in Ontario is at