Average annual temperature is 12.3 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: -17.1 °C
Number of sunny days: 241 days
Number of rainy days: 106 days
Number of snow days: 18 days
Look at detailed online map of Exeter
* Weather data for Exeter 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) | 11.3 | 14.8 | 22.6 | 29.0 | 31.3 | 33.4 | 36.6 | 39.4 | 35.5 | 31.6 | 21.1 | 14.7 |
| Average daytime temperature (°C) | 2.5 | 6.7 | 9.6 | 19.2 | 25.8 | 29.5 | 29.6 | 31.3 | 28.6 | 18.8 | 12.5 | 6.2 |
| Average temperature (°C) | -2.0 | -0.6 | 2.7 | 11.7 | 19.3 | 23.5 | 24.0 | 25.1 | 22.0 | 13.2 | 6.4 | 1.7 |
| Average night temperature (°C) | -5.3 | -5.1 | -2.1 | 5.5 | 13.3 | 17.6 | 19.0 | 19.8 | 16.3 | 8.4 | 1.5 | -2.0 |
| Absolute minimum temperature (°C) | -16.7 | -17.1 | -9.9 | -5.0 | 3.1 | 10.1 | 12.9 | 12.9 | 9.6 | -6.5 | -5.9 | -8.7 |
| 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 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 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) | 6.0 | 8.0 | 8.7 | 10.4 | 11.4 | 13.0 | 11.9 | 11.4 | 10.7 | 7.9 | 7.2 | 5.0 |
| Precipitation (mm) | 45 | 42 | 32 | 35 | 56 | 72 | 109 | 27 | 26 | 58 | 20 | 43 |
| Sunny days | 21 | 21 | 23 | 25 | 14 | 17 | 17 | 21 | 21 | 18 | 24 | 19 |
| Rainy days | 5 | 3 | 7 | 5 | 17 | 13 | 14 | 10 | 9 | 12 | 4 | 7 |
| Snow days | 5 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 5 |
The best time to visit Exeter during the most sunny months:
The largest precipitation sum in Exeter is at