Average annual temperature is 14.5 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -10.9 °C
Number of sunny days: 209 days
Number of rainy days: 155 days
Number of snow days: 1 day
Look at detailed online map of Chester
* Weather data for Chester 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) | 19.8 | 21.2 | 24.3 | 27.9 | 30.4 | 35.5 | 36.5 | 37.3 | 32.4 | 28.9 | 25.3 | 17.8 |
| Average daytime temperature (°C) | 8.5 | 11.7 | 13.2 | 20.2 | 25.5 | 30.2 | 31.6 | 30.1 | 27.1 | 20.5 | 14.2 | 10.3 |
| Average temperature (°C) | 3.8 | 5.5 | 7.2 | 13.4 | 19.1 | 23.4 | 25.6 | 24.6 | 21.2 | 15.1 | 8.3 | 5.6 |
| Average night temperature (°C) | 0.3 | 1.2 | 2.8 | 7.7 | 13.8 | 17.3 | 20.9 | 20.4 | 16.4 | 10.9 | 3.9 | 2.2 |
| Absolute minimum temperature (°C) | -10.9 | -9.1 | -6.4 | 0.4 | 4.8 | 11.9 | 16.1 | 14.4 | 11.3 | -2.2 | -4.4 | -5.6 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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 | 7.2 | 7.2 | 10.3 | 10.9 | 12.8 | 11.5 | 10.2 | 10.5 | 7.7 | 7.9 | 6.4 |
| Precipitation (mm) | 105 | 56 | 213 | 51 | 79 | 30 | 136 | 156 | 58 | 52 | 32 | 72 |
| Sunny days | 18 | 17 | 14 | 19 | 17 | 20 | 9 | 15 | 19 | 19 | 23 | 19 |
| Rainy days | 12 | 11 | 17 | 11 | 14 | 10 | 22 | 16 | 11 | 12 | 7 | 12 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Chester during the most sunny months:
The largest precipitation sum in Chester is at