Average annual temperature is 9.9 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: -26.7 °C
Number of sunny days: 191 days
Number of rainy days: 139 days
Number of snow days: 35 days
Look at detailed online map of Village of Ontario
* Weather data for Village of Ontario United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 5.8 | 9.2 | 13.5 | 26.2 | 31.3 | 32.8 | 32.3 | 36.5 | 34.1 | 29.9 | 16.5 | 11.7 |
| Average daytime temperature (°C) | -0.1 | 2.6 | 6.2 | 14.5 | 22.8 | 28.0 | 27.7 | 27.6 | 24.4 | 15.4 | 7.9 | 4.9 |
| Average temperature (°C) | -4.0 | -3.0 | 0.6 | 8.2 | 15.9 | 21.5 | 22.1 | 22.1 | 19.0 | 11.1 | 3.3 | 1.1 |
| Average night temperature (°C) | -7.1 | -7.3 | -3.6 | 3.3 | 9.8 | 15.5 | 17.0 | 17.2 | 14.8 | 7.6 | -0.2 | -1.3 |
| Absolute minimum temperature (°C) | -26.7 | -25.1 | -15.5 | -4.7 | 0.5 | 6.7 | 12.5 | 10.7 | 8.2 | -5.2 | -12.8 | -8.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 4.0 | 6.3 | 7.0 | 8.0 | 11.3 | 12.6 | 12.5 | 11.1 | 9.1 | 6.4 | 6.7 | 4.2 |
| Precipitation (mm) | 43 | 53 | 64 | 90 | 36 | 31 | 68 | 107 | 112 | 101 | 12 | 33 |
| Sunny days | 15 | 14 | 11 | 15 | 19 | 20 | 14 | 15 | 10 | 13 | 26 | 19 |
| Rainy days | 5 | 7 | 12 | 14 | 12 | 10 | 17 | 16 | 20 | 15 | 3 | 8 |
| Snow days | 11 | 7 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 4 |
The best time to visit Village of Ontario during the most sunny months:
Months with the longest average daylight duration in Village of Ontario:
The largest precipitation sum in Village of Ontario is at