Dahlgren Weather Forecast
- 67
- 99
Slight Chance Thunderstorms
- 63
- 92
Mostly Sunny
- 61
- 92
Mostly Sunny
- 61
- 92
Mostly Sunny
- 63
- 93
Chance Thunderstorms
- 62
- 89
Chance Rain Showers
- 60
- 84
Chance Rain Showers
Today 14 Sep Hamilton
Sunny, hot. Near steady temperature in the upper 90s. North Winds around 5 Mph.
Tonight 14 Sep Hamilton
Mostly clear. Lows in the mid 60s. Northeast Winds around 5 Mph.
Dahlgren Temperature Statistics
September Temperature
Mount Vernon Airport (12.4 miles)
Lowest 8 September, 2025
42.1 °FAverage September
67.3 °FHighest 12 September, 2025
91.9 °F
Climate (2020–Present)
Mount Vernon Airport (12.4 miles)
Average Low 2020–2025
45.7 °FAverage 2020–2025
56.6 °FAverage High 2020–2025
67.8 °F