Average annual temperature is 19.6 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: -3.0 °C
Number of sunny days: 196 days
Number of rainy days: 169 days
Look at detailed online map of Derby
* Weather data for Derby 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) | 25.3 | 27.8 | 28.8 | 30.6 | 34.6 | 37.7 | 38.2 | 39.4 | 34.6 | 30.9 | 27.1 | 24.7 |
| Average daytime temperature (°C) | 17.1 | 20.4 | 21.8 | 24.3 | 29.5 | 32.9 | 34.2 | 36.1 | 31.8 | 25.8 | 19.3 | 16.2 |
| Average temperature (°C) | 11.8 | 14.1 | 15.6 | 18.0 | 22.5 | 26.2 | 27.7 | 29.4 | 25.5 | 19.6 | 13.4 | 10.3 |
| Average night temperature (°C) | 8.0 | 9.9 | 10.7 | 12.9 | 17.0 | 20.7 | 23.0 | 24.1 | 20.4 | 14.5 | 9.1 | 5.9 |
| Absolute minimum temperature (°C) | -0.7 | -0.9 | -3.0 | 7.9 | 9.6 | 19.1 | 19.9 | 20.1 | 16.4 | 7.5 | 0.5 | 0.2 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.6 | 7.6 | 9.0 | 9.5 | 10.7 | 11.6 | 11.1 | 11.6 | 11.0 | 9.0 | 6.7 | 7.8 |
| Precipitation (mm) | 158 | 147 | 146 | 123 | 92 | 103 | 129 | 80 | 31 | 42 | 55 | 91 |
| Sunny days | 14 | 9 | 19 | 14 | 14 | 10 | 12 | 16 | 19 | 27 | 20 | 22 |
| Rainy days | 17 | 19 | 12 | 16 | 17 | 20 | 19 | 15 | 11 | 4 | 10 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Derby is at