Average annual temperature is 13.5 °C
Absolute maximum temperature: 30.9 °C
Absolute minimum temperature: 1.0 °C
Number of sunny days: 280 days
Number of rainy days: 85 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) | 19.7 | 21.0 | 20.6 | 25.3 | 22.1 | 19.8 | 23.7 | 28.2 | 24.6 | 30.9 | 26.4 | 23.4 |
| Average daytime temperature (°C) | 14.9 | 14.9 | 13.7 | 15.7 | 16.0 | 17.6 | 19.6 | 21.4 | 20.5 | 21.7 | 20.3 | 18.2 |
| Average temperature (°C) | 10.7 | 9.5 | 10.4 | 11.7 | 12.9 | 14.6 | 15.3 | 17.1 | 16.8 | 16.0 | 14.0 | 13.0 |
| Average night temperature (°C) | 7.5 | 5.2 | 7.8 | 8.9 | 10.6 | 12.5 | 12.3 | 14.0 | 14.1 | 12.0 | 9.2 | 9.2 |
| Absolute minimum temperature (°C) | 1.8 | 1.0 | 3.6 | 4.9 | 8.0 | 10.5 | 10.7 | 12.1 | 10.3 | 6.8 | 5.0 | 4.5 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.4 | 8.9 | 8.3 | 11.5 | 10.2 | 10.1 | 11.7 | 10.7 | 9.9 | 9.9 | 8.8 | 7.4 |
| Precipitation (mm) | 255 | 105 | 189 | 0 | 14 | 10 | 0 | 0 | 4 | 0 | 23 | 99 |
| Sunny days | 13 | 14 | 14 | 30 | 24 | 24 | 31 | 29 | 26 | 29 | 23 | 23 |
| Rainy days | 18 | 14 | 17 | 0 | 7 | 6 | 0 | 2 | 4 | 2 | 7 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Devon is at