Average annual temperature is 13.2 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -9.8 °C
Number of sunny days: 185 days
Number of rainy days: 178 days
Number of snow days: 2 days
Look at detailed online map of Keysville
* Weather data for Keysville 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) | 15.9 | 21.7 | 23.1 | 29.6 | 28.6 | 34.1 | 36.2 | 33.2 | 35.8 | 27.7 | 22.9 | 17.2 |
| Average daytime temperature (°C) | 8.9 | 11.0 | 12.0 | 20.7 | 22.6 | 27.4 | 31.7 | 29.7 | 25.9 | 20.0 | 12.4 | 9.5 |
| Average temperature (°C) | 4.5 | 5.2 | 5.8 | 13.6 | 15.5 | 20.3 | 24.9 | 23.3 | 19.8 | 14.0 | 6.3 | 4.6 |
| Average night temperature (°C) | 0.9 | 0.4 | 0.8 | 7.6 | 9.0 | 14.2 | 19.4 | 18.1 | 14.7 | 9.2 | 1.5 | 0.7 |
| Absolute minimum temperature (°C) | -3.9 | -9.8 | -5.7 | 0.3 | 4.1 | 9.4 | 15.7 | 12.2 | 9.2 | 3.6 | -5.2 | -5.2 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 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) | 5.0 | 7.0 | 7.4 | 9.5 | 11.0 | 10.8 | 12.1 | 10.9 | 8.6 | 8.4 | 7.6 | 4.9 |
| Precipitation (mm) | 76 | 50 | 79 | 118 | 31 | 78 | 112 | 44 | 159 | 41 | 60 | 125 |
| Sunny days | 13 | 17 | 15 | 16 | 15 | 14 | 7 | 14 | 15 | 19 | 22 | 18 |
| Rainy days | 18 | 10 | 16 | 14 | 16 | 16 | 24 | 17 | 15 | 12 | 8 | 12 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Keysville during the most sunny months:
The largest precipitation sum in Keysville is at