Average annual temperature is 11.3 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -17.1 °C
Number of sunny days: 157 days
Number of rainy days: 190 days
Number of snow days: 18 days
Look at detailed online map of Township of Westchester
* Weather data for Township of Westchester 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) | 15.6 | 14.0 | 19.2 | 25.6 | 31.3 | 31.5 | 31.3 | 35.5 | 31.5 | 27.8 | 20.5 | 13.8 |
| Average daytime temperature (°C) | 3.7 | 5.8 | 7.1 | 15.8 | 19.7 | 24.5 | 26.4 | 25.3 | 23.2 | 16.7 | 10.2 | 6.9 |
| Average temperature (°C) | 0.6 | 1.0 | 2.8 | 10.0 | 14.8 | 19.3 | 22.0 | 21.5 | 19.2 | 13.1 | 6.1 | 4.1 |
| Average night temperature (°C) | -1.7 | -2.4 | -0.2 | 5.5 | 10.5 | 15.2 | 18.3 | 18.2 | 15.9 | 10.6 | 3.1 | 2.1 |
| Absolute minimum temperature (°C) | -11.7 | -17.1 | -8.8 | -2.9 | 1.9 | 9.4 | 13.8 | 12.7 | 10.5 | -1.6 | -7.3 | -6.3 |
| 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 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.2 | 7.4 | 6.6 | 9.5 | 10.3 | 11.9 | 12.1 | 10.8 | 9.0 | 6.3 | 6.8 | 3.6 |
| Precipitation (mm) | 78 | 104 | 130 | 58 | 88 | 67 | 147 | 141 | 74 | 160 | 54 | 79 |
| Sunny days | 8 | 16 | 9 | 12 | 19 | 17 | 12 | 15 | 12 | 8 | 19 | 10 |
| Rainy days | 16 | 10 | 21 | 17 | 12 | 13 | 19 | 16 | 18 | 22 | 8 | 18 |
| Snow days | 7 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 3 |
The best time to visit Township of Westchester during the most sunny months:
The largest precipitation sum in Township of Westchester is at