Average annual temperature is 13.9 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: -12.6 °C
Number of sunny days: 197 days
Number of rainy days: 161 days
Number of snow days: 7 days
Look at detailed online map of Dover
* Weather data for Dover 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) | 14.8 | 17.7 | 23.0 | 28.2 | 32.7 | 34.9 | 36.0 | 36.3 | 33.5 | 31.3 | 24.1 | 16.2 |
| Average daytime temperature (°C) | 6.6 | 10.2 | 11.1 | 20.0 | 26.4 | 30.4 | 30.4 | 29.8 | 27.7 | 20.3 | 13.2 | 9.2 |
| Average temperature (°C) | 1.5 | 3.1 | 5.6 | 13.0 | 19.7 | 24.1 | 24.8 | 24.7 | 21.7 | 15.0 | 7.5 | 5.0 |
| Average night temperature (°C) | -2.2 | -1.9 | 1.5 | 7.1 | 13.7 | 18.4 | 20.4 | 20.6 | 16.5 | 10.6 | 3.1 | 1.9 |
| Absolute minimum temperature (°C) | -12.2 | -12.6 | -9.3 | -0.6 | 4.9 | 12.1 | 15.0 | 14.6 | 11.4 | -2.6 | -5.9 | -4.9 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.9 | 7.8 | 7.0 | 10.4 | 10.8 | 12.5 | 11.2 | 10.9 | 10.4 | 7.7 | 7.0 | 5.0 |
| Precipitation (mm) | 62 | 94 | 90 | 50 | 68 | 112 | 101 | 93 | 46 | 74 | 19 | 107 |
| Sunny days | 18 | 16 | 13 | 19 | 16 | 16 | 13 | 14 | 19 | 18 | 21 | 14 |
| Rainy days | 9 | 11 | 17 | 11 | 15 | 14 | 18 | 17 | 11 | 13 | 9 | 16 |
| Snow days | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Dover during the most sunny months:
The largest precipitation sum in Dover is at