Average annual temperature is 19.7 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 173
Number of rainy days: 192
Number of snow days:
Average annual precipitation: 1190 mm
Look at detailed online map of Ashburn
* Weather data for Ashburn United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 24.5 | 28 | 30.2 | 31.7 | 32.1 | 34.4 | 36.6 | 37.3 | 32.6 | 29.5 | 25.4 | 23.8 |
| Average daytime temperature (°C) | 18.1 | 21.2 | 22.9 | 26.2 | 27.7 | 31 | 33.5 | 34.3 | 29.5 | 24.4 | 19.1 | 15.9 |
| Average temperature (°C) | 12.3 | 15.5 | 16.7 | 19.7 | 21.9 | 25.4 | 27.9 | 28.5 | 24.2 | 19 | 14 | 11 |
| Average night temperature (°C) | 7.8 | 11.2 | 11.5 | 14.2 | 17 | 20.8 | 23.5 | 24 | 19.8 | 14.3 | 10 | 7.2 |
| Absolute minimum temperature (°C) | -1.8 | -0.1 | -0.7 | 8.3 | 9.9 | 17.6 | 21.1 | 21.8 | 16.2 | 8 | -0.2 | -0.3 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.7 | 11.5 | 12.5 | 13.4 | 14.1 | 14.2 | 14.2 | 13.7 | 12.8 | 11.9 | 10.9 | 10.2 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12 | 13 | 13.8 | 14.2 | 14 | 13.3 | 12.4 | 11.4 | 10.6 | 10.1 |
| Daylight minimum duration (h) | 10.1 | 10.7 | 11.5 | 12.5 | 13.4 | 14.1 | 13.7 | 12.9 | 11.9 | 11 | 10.3 | 10.1 |
| Sunshine mean duration (h) | 7 | 8.1 | 9.1 | 9.8 | 10.8 | 10.9 | 11.4 | 11.3 | 10.4 | 10 | 7.3 | 7.3 |
| Precipitation (mm) | 166 | 117 | 113 | 61 | 57 | 141 | 105 | 120 | 42 | 74 | 48 | 147 |
| Sunny days | 15 | 13 | 14 | 11 | 13 | 10 | 5 | 10 | 15 | 24 | 20 | 23 |
| Rainy days | 16 | 15 | 17 | 19 | 18 | 20 | 26 | 21 | 15 | 7 | 10 | 8 |
The largest precipitation sum in Ashburn is at