Dumfries, VA Weather
Dumfries, VA climate is warm during summer when temperatures tend to be in the 70's and very cold during winter when temperatures tend to be in the 30's.
The warmest month of the year is July with an average maximum temperature of 87.60 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 26.00 degrees Fahrenheit.
Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 19 degrees Fahrenheit, and fairly limited during winter with an average difference of 18 degrees Fahrenheit.
The annual average precipitation at Dumfries is 40.71 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is September with an average rainfall of 3.96 Inches.
Weather Data
Current Conditions
|
Fog And Mist, 39°F | Humidity: 93% | Dewpoint: 37°F |
| Wind Speed: W 6.9 MPH (6 KT) | Heat Index: 39°F | ||
| Barometer: 30.23 in. | Wind Chill: 34°F |
Weather Forecast
 | Hi: 55°F | Today: Mostly sunny. Highs in the mid 50s. Northeast winds 5 to 10 mph. |
| Lo: 40°F | ||
 | Hi: 51°F | Monday: Rain likely. Highs in the lower 50s. Northeast winds 10 to 15 mph. Chance of rain 70 percent. |
| Lo: 45°F | ||
| Hi: 55°F | Tuesday: Cloudy. A chance of rain in the morning. Highs in the mid 50s. North winds 5 to 10 mph. Chance of rain 50 percent. |
| Lo: 45°F | ||
 | Hi: 59°F | Wednesday: Partly sunny with a 40 percent chance of showers. Highs in the upper 50s. |
| Lo: 41°F | ||
| Hi: 55°F | Thanksgiving day: Mostly cloudy with a 40 percent chance of showers. Highs in the mid 50s. |
| Lo: 35°F | ||
 | Hi: 50°F | Friday: Partly sunny. Highs around 50. |
| Lo: 35°F |
Moon, Sunrise and Sunset
 |
Moon Phase: Waxing Crescent Moon | Civil Twilight: 6:29 AM EST |
Sunrise: 6:58 AM EST |
| Sunset: 4:52 PM EST |
Civil Twilight: 5:20 PM EST |
Normal Climate
Normal Temperatures
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max °F | 43.5 | 47.1 | 56.1 | 67.0 | 75.4 | 83.5 | 87.6 | 85.8 | 79.1 | 68.3 | 57.7 | 47.7 | 66.6 |
| Mean °F | 34.8 | 37.8 | 45.9 | 55.8 | 64.9 | 73.5 | 78.2 | 76.6 | 69.9 | 58.1 | 48.1 | 39.1 | 56.9 |
| Min °F | 26.0 | 28.5 | 35.6 | 44.5 | 54.4 | 63.5 | 68.7 | 67.4 | 60.6 | 47.9 | 38.4 | 30.5 | 47.2 |
Normal Precipitation
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Inch | 3.33 | 2.75 | 3.69 | 2.97 | 3.78 | 3.06 | 3.72 | 3.43 | 3.96 | 3.34 | 3.51 | 3.17 | 40.71 |
