Average annual temperature is 13.0 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: -11.3 °C
Number of sunny days: 178 days
Number of rainy days: 184 days
Number of snow days: 3 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) | 17.2 | 18.4 | 18.1 | 30.3 | 30.2 | 35.3 | 33.7 | 31.8 | 35.3 | 27.5 | 20.9 | 16.8 |
| Average daytime temperature (°C) | 8.5 | 9.3 | 10.8 | 19.7 | 22.8 | 27.0 | 30.3 | 28.4 | 24.8 | 19.8 | 11.6 | 8.9 |
| Average temperature (°C) | 4.6 | 4.2 | 5.1 | 13.2 | 15.8 | 20.3 | 24.4 | 23.0 | 19.6 | 14.3 | 6.4 | 4.8 |
| Average night temperature (°C) | 1.5 | -0.1 | 0.2 | 8.0 | 9.3 | 14.7 | 19.9 | 18.6 | 15.5 | 10.0 | 2.1 | 1.4 |
| Absolute minimum temperature (°C) | -4.9 | -11.3 | -5.6 | 0.2 | 3.3 | 10.0 | 16.4 | 14.0 | 10.4 | 4.0 | -5.3 | -4.7 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 4.7 | 6.9 | 7.5 | 9.1 | 11.5 | 10.8 | 11.6 | 10.3 | 8.2 | 8.3 | 7.6 | 4.8 |
| Precipitation (mm) | 105 | 45 | 99 | 141 | 39 | 97 | 158 | 62 | 188 | 53 | 72 | 179 |
| Sunny days | 13 | 18 | 13 | 14 | 19 | 12 | 5 | 13 | 14 | 19 | 21 | 17 |
| Rainy days | 18 | 8 | 18 | 16 | 12 | 18 | 26 | 18 | 16 | 12 | 8 | 14 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Devon during the most sunny months:
The largest precipitation sum in Devon is at