Dahlgren Weather Forecast

    • 52
    • 72

    Increasing Clouds

    • 41
    • 69

    Rain Showers Likely

    • 32
    • 52

    Mostly Sunny

    • 24
    • 46

    Chance Rain/Snow

    • 21
    • 39

    Mostly Sunny

    • 20
    • 38

    Mostly Sunny

    • 35
    • 47

    Mostly Cloudy

Today 18 Feb Hamilton

Mostly sunny and not as cool. Near steady temperature around 70. Southwest Winds 5 to 10 Mph.

Tonight 18 Feb Hamilton

Mostly clear this Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dahlgren Temperature Statistics

February Temperature

Mount Vernon Airport (12.4 miles)

  • Lowest 6 February, 2026

    28.4 °F

  • Average February

    40.9 °F

  • Highest 16 February, 2026

    62.1 °F

Climate (2021–Present)

Mount Vernon Airport (12.4 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    57.6 °F

  • Average High 2021–2026

    68.8 °F
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