Average temperature in August is 28.5 °C
Average daytime temperature is 34.3 °C
Average night temperature is 24 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 21.8 °C
Number of sunny days: 10
Number of rainy days: 21
Number of snow days:
Precipitation sum: 120 mm
* Weather data for Ashburn United States is based on climate observations for 2023 year
| August (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 35.9 | 34.3 | 35.3 | 33.1 | 33.4 | 36.4 | 36.6 | 37.1 | 33.7 | 33.5 | 33.9 | 35.6 | 36 | 35.5 | 35.5 | 31.2 | 31.9 | 33.3 | 34.2 | 33.2 | 33.7 | 35.6 | 36.2 | 33.9 | 35.7 | 37.3 | 35.9 | 35.2 | 33 | 25.8 | 30.9 |
| Apparent max temperature | 39.4 | 36.8 | 38.9 | 36 | 38.1 | 41.8 | 39.4 | 39.8 | 37.6 | 36.6 | 38.9 | 40.8 | 40.7 | 41 | 39 | 36.9 | 35.3 | 37.2 | 36.6 | 36.6 | 38.8 | 39.7 | 40.1 | 37.2 | 40.2 | 42 | 40.7 | 38.6 | 38.4 | 29.1 | 36.2 |
| Mean temperature | 29.9 | 28.5 | 28.4 | 28.7 | 28.9 | 29.2 | 28.3 | 29.5 | 27.4 | 28.1 | 28.9 | 29.3 | 28.8 | 29.4 | 29.7 | 26.2 | 26.2 | 27.3 | 28.2 | 28.2 | 28.6 | 30 | 29.8 | 28 | 28.9 | 30.6 | 30.6 | 29.5 | 28.2 | 23.9 | 26.2 |
| Apparent mean temperature | 27.9 | 27.6 | 26.3 | 28.3 | 27.7 | 28.9 | 27.4 | 28.7 | 27.5 | 25.9 | 28.6 | 28.2 | 28.1 | 29.5 | 30.5 | 28.1 | 26.4 | 24.4 | 26.6 | 27.6 | 28.2 | 28.2 | 27.3 | 24.6 | 26.2 | 28.5 | 29 | 28 | 29.7 | 21.5 | 25.8 |
| Minimum temperature | 24.8 | 23.8 | 23 | 24.8 | 24.5 | 24.2 | 23.7 | 24.8 | 23.3 | 24 | 25.7 | 24.3 | 23.3 | 25.3 | 26.3 | 23.8 | 22.3 | 22.2 | 23.4 | 23.4 | 23.7 | 24.5 | 24.6 | 21.8 | 23.5 | 24.6 | 25.4 | 24.5 | 24.6 | 22.8 | 22.3 |
| Apparent min temperature | 33.1 | 31.6 | 31.2 | 31.2 | 32.7 | 33.8 | 32.1 | 32.8 | 31.7 | 31.7 | 32.7 | 33.8 | 33.3 | 33.8 | 33.1 | 31 | 30 | 30.7 | 31.3 | 31.3 | 33 | 33.9 | 32.8 | 30.8 | 32.4 | 34.7 | 34.1 | 32.7 | 32.3 | 25.4 | 29.7 |
| August | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 13.7 | 13.7 | 13.6 | 13.6 | 13.6 | 13.6 | 13.5 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13 | 13 | 13 | 12.9 | 12.9 | 12.9 | 12.9 |
| Sunshine duration (h) | 12.7 | 12.3 | 12.7 | 11.2 | 12.3 | 10.7 | 10 | 12.5 | 11.6 | 10.9 | 11.4 | 11.5 | 12.3 | 9.8 | 10.3 | 8.5 | 11.6 | 12.4 | 12.4 | 12.2 | 12.2 | 12.2 | 12.2 | 12.3 | 12.2 | 12.1 | 12.1 | 11.3 | 11.2 | 2.2 | 11.9 |
| Precipitation (mm) | 0.5 | 0.2 | 0 | 12.7 | 0.3 | 7.1 | 2.3 | 3.5 | 0.1 | 1.9 | 0.7 | 0.1 | 2 | 11.3 | 0.7 | 3.1 | 4.6 | 0 | 0 | 0.1 | 0 | 0 | 0.2 | 0 | 0 | 0 | 1 | 0 | 4.4 | 62.8 | 0 |
| Precipitation hours | 2 | 2 | 0 | 8 | 2 | 1 | 4 | 5 | 1 | 5 | 4 | 1 | 3 | 4 | 1 | 7 | 6 | 0 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 6 | 19 | 0 |
| Wind speed (m/s) | 22.5 | 21.3 | 18.3 | 22.6 | 10.8 | 10.1 | 23.3 | 26.7 | 15.4 | 21.4 | 17.2 | 11.4 | 17.3 | 20 | 22.9 | 11 | 13 | 8.5 | 9.4 | 16.4 | 11.4 | 8.6 | 20.9 | 17.1 | 10.6 | 9.5 | 12.7 | 14.3 | 19.5 | 42.3 | 18.6 |
In August 2023, the highest daytime temperature in Ashburn was 37.3°C.
While the minimum temperature at night dropped to 21.8°C.
The average nighttime and daytime temperatures during August in Ashburn are 24°C and 34.3°C respectively.
The precipitation sum in August is about 120 mm.