Belmont Bay Weather Forecast

    • 35
    • 52

    Increasing Clouds

    • 31
    • 38

    Rain/Snow

    • 27
    • 38

    Chance Rain/Snow

    • 29
    • 37

    Mostly Cloudy

    • 43
    • 48

    Mostly Cloudy

    • 36
    • 53

    Chance Rain

Today 21 Feb Fairfax

Partly sunny. Highs in the lower 50s. Northwest Winds around 5 Mph.

Tonight 21 Feb Fairfax

Mostly clear. Lows in the upper 30s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Belmont Bay Temperature Statistics

February Temperature

Fort Belvoir (5 miles)

  • Lowest 9 February, 2026

    9.9 °F

  • Average February

    32 °F

  • Highest 18 February, 2026

    57.4 °F

Climate (2021–Present)

Fort Belvoir (5 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.2 °F
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