United States
Weather in Dale City through the year
Measured at the weather station Washington, 37 km away.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 6.1 °C | 5.6 °C – 7.0 °C |
| February | 8.2 °C | 6.2 °C – 10.3 °C |
| March | 13.1 °C | 10.6 °C – 16.2 °C |
| April | 19.0 °C | 16.4 °C – 21.3 °C |
| May | 23.7 °C | 21.3 °C – 26.3 °C |
| June | 28.7 °C | 26.5 °C – 30.5 °C |
| July | 31.0 °C | 30.4 °C – 31.3 °C |
| August | 29.4 °C | 28.5 °C – 30.4 °C |
| September | 26.0 °C | 23.3 °C – 28.5 °C |
| October | 20.0 °C | 17.1 °C – 23.0 °C |
| November | 13.4 °C | 10.4 °C – 16.9 °C |
| December | 8.1 °C | 7.1 °C – 10.2 °C |