Average annual temperature is 11.5 °C
Absolute maximum temperature: 32.0 °C
Absolute minimum temperature: -11.4 °C
Number of sunny days: 156 days
Number of rainy days: 189 days
Number of snow days: 20 days
Look at detailed online map of Township of Sullivan
* Weather data for Township of Sullivan 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) | 15.4 | 19.5 | 18.8 | 27.2 | 29.7 | 30.7 | 32.0 | 30.1 | 31.6 | 28.4 | 18.5 | 16.2 |
| Average daytime temperature (°C) | 5.4 | 9.4 | 8.6 | 17.1 | 21.3 | 24.9 | 28.0 | 26.3 | 23.5 | 17.1 | 10.2 | 8.2 |
| Average temperature (°C) | 1.7 | 2.6 | 3.3 | 10.7 | 14.7 | 19.3 | 22.7 | 20.9 | 18.5 | 12.7 | 5.4 | 4.4 |
| Average night temperature (°C) | -1.2 | -1.7 | -0.5 | 5.4 | 9.2 | 14.2 | 18.2 | 16.5 | 14.3 | 9.2 | 1.9 | 1.9 |
| Absolute minimum temperature (°C) | -9.8 | -11.4 | -7.8 | -4.0 | 1.2 | 9.0 | 14.3 | 11.0 | 8.1 | -2.4 | -7.5 | -4.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 2.9 | 6.5 | 6.4 | 9.1 | 11.0 | 11.0 | 11.9 | 10.8 | 8.8 | 6.3 | 6.9 | 3.9 |
| Precipitation (mm) | 162 | 60 | 106 | 104 | 54 | 100 | 108 | 116 | 34 | 75 | 37 | 63 |
| Sunny days | 8 | 15 | 10 | 13 | 22 | 15 | 5 | 12 | 14 | 15 | 18 | 9 |
| Rainy days | 17 | 10 | 15 | 17 | 9 | 15 | 26 | 19 | 16 | 16 | 10 | 19 |
| Snow days | 6 | 3 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The best time to visit Township of Sullivan during the most sunny months:
The largest precipitation sum in Township of Sullivan is at