Average annual temperature is 13.9 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -8.4 °C
Number of sunny days: 169 days
Number of rainy days: 192 days
Number of snow days: 4 days
Look at detailed online map of Devon
* Weather data for Devon 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) | 20.0 | 24.4 | 24.8 | 28.5 | 28.0 | 33.5 | 34.8 | 32.7 | 31.9 | 28.4 | 24.3 | 18.7 |
| Average daytime temperature (°C) | 11.7 | 14.1 | 14.5 | 20.8 | 22.7 | 26.2 | 30.8 | 27.8 | 25.7 | 20.8 | 15.2 | 11.5 |
| Average temperature (°C) | 5.8 | 7.9 | 8.0 | 13.6 | 16.6 | 20.2 | 24.4 | 22.4 | 19.6 | 14.7 | 8.0 | 5.7 |
| Average night temperature (°C) | 2.2 | 3.2 | 3.0 | 7.7 | 11.4 | 14.6 | 19.0 | 18.0 | 14.5 | 9.9 | 3.1 | 1.7 |
| Absolute minimum temperature (°C) | -7.1 | -8.4 | -7.9 | -0.4 | 3.5 | 7.6 | 14.4 | 12.5 | 9.9 | 2.0 | -6.7 | -5.7 |
| 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 | 14.0 | 14.0 | 14.0 | 12.0 | 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 | 10.2 | 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) | 4.6 | 6.9 | 7.7 | 9.6 | 9.9 | 11.5 | 11.9 | 9.9 | 10.0 | 7.8 | 7.3 | 5.4 |
| Precipitation (mm) | 90 | 108 | 76 | 96 | 86 | 45 | 117 | 127 | 52 | 34 | 50 | 84 |
| Sunny days | 10 | 14 | 17 | 18 | 12 | 12 | 8 | 9 | 17 | 19 | 20 | 13 |
| Rainy days | 21 | 13 | 13 | 12 | 19 | 18 | 23 | 22 | 13 | 12 | 9 | 17 |
| Snow days | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Devon during the most sunny months:
The largest precipitation sum in Devon is at