Average annual temperature is 23.0 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 0.7 °C
Number of sunny days: 133 days
Number of rainy days: 232 days
Look at detailed online map of Keene
* Weather data for Keene 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) | 28.5 | 32.3 | 32.5 | 34.5 | 36.7 | 35.1 | 36.4 | 36.7 | 34.3 | 30.9 | 32.0 | 28.5 |
| Average daytime temperature (°C) | 23.2 | 27.9 | 28.5 | 30.4 | 31.5 | 31.8 | 33.2 | 33.9 | 32.2 | 28.4 | 25.3 | 21.9 |
| Average temperature (°C) | 16.7 | 20.5 | 21.5 | 23.8 | 24.6 | 26.1 | 27.7 | 28.4 | 26.4 | 23.1 | 19.8 | 17.0 |
| Average night temperature (°C) | 11.9 | 15.0 | 15.9 | 18.6 | 19.2 | 21.9 | 24.0 | 24.4 | 22.3 | 18.9 | 15.6 | 13.7 |
| Absolute minimum temperature (°C) | 0.7 | 6.2 | 6.9 | 12.3 | 14.5 | 19.3 | 22.5 | 22.8 | 18.2 | 10.4 | 5.8 | 6.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.6 | 9.6 | 10.0 | 10.2 | 11.7 | 11.2 | 10.7 | 11.1 | 10.3 | 9.5 | 7.7 | 7.0 |
| Precipitation (mm) | 33 | 13 | 43 | 85 | 124 | 214 | 188 | 148 | 135 | 53 | 35 | 84 |
| Sunny days | 19 | 20 | 13 | 7 | 8 | 4 | 1 | 2 | 6 | 20 | 15 | 18 |
| Rainy days | 12 | 8 | 18 | 23 | 23 | 26 | 30 | 29 | 24 | 11 | 15 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Keene is at