Average annual temperature is 10.5 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: -23.1 °C
Number of sunny days: 231 days
Number of rainy days: 109 days
Number of snow days: 25 days
Look at detailed online map of Township of Westerville
* Weather data for Township of Westerville 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) | 5.7 | 11.9 | 17.2 | 28.0 | 28.0 | 31.7 | 37.5 | 38.8 | 36.6 | 29.4 | 18.6 | 15.1 |
| Average daytime temperature (°C) | -1.7 | 3.5 | 7.6 | 16.8 | 23.1 | 27.2 | 29.8 | 31.1 | 26.9 | 16.8 | 11.2 | 5.9 |
| Average temperature (°C) | -5.0 | -2.9 | 0.4 | 9.4 | 17.0 | 21.2 | 23.5 | 24.6 | 20.5 | 10.9 | 5.1 | 0.7 |
| Average night temperature (°C) | -8.1 | -7.4 | -4.4 | 3.2 | 11.3 | 15.9 | 18.1 | 19.1 | 14.9 | 6.2 | 0.7 | -2.9 |
| Absolute minimum temperature (°C) | -21.1 | -23.1 | -11.5 | -6.2 | 0.9 | 9.7 | 12.1 | 13.7 | 9.6 | -9.1 | -7.7 | -7.9 |
| 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 | 9.2 |
| 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) | 5.4 | 8.0 | 9.0 | 10.7 | 10.9 | 12.2 | 12.2 | 11.8 | 10.5 | 7.7 | 7.2 | 5.1 |
| Precipitation (mm) | 72 | 26 | 21 | 6 | 77 | 97 | 103 | 40 | 64 | 75 | 19 | 35 |
| Sunny days | 19 | 18 | 22 | 24 | 12 | 14 | 15 | 20 | 21 | 20 | 25 | 21 |
| Rainy days | 4 | 4 | 4 | 5 | 19 | 16 | 16 | 11 | 9 | 10 | 3 | 8 |
| Snow days | 8 | 6 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
The best time to visit Township of Westerville during the most sunny months:
The largest precipitation sum in Township of Westerville is at