Belmont Bay Weather Forecast

    • 35
    • 51

    Mostly Sunny

    • 42
    • 57

    Mostly Sunny

    • 55
    • 71

    Partly Sunny

    • 48
    • 67

    Partly Sunny

    • 57
    • 69

    Partly Sunny

    • 67
    • 82

    Mostly Cloudy

    • 70
    • 87

    Mostly Cloudy

Today 8 Apr Fairfax

Sunny. Highs in the lower 50s. Southeast Winds around 5 Mph.

Tonight 8 Apr Fairfax

Mostly clear. Areas of frost after midnight. Lows in the mid 30s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Belmont Bay Temperature Statistics

April Temperature

Fort Belvoir (5 miles)

  • Lowest 6 April, 2026

    46.2 °F

  • Average April

    64.6 °F

  • Highest 1 April, 2026

    88.5 °F

Climate (2021–Present)

Fort Belvoir (5 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.3 °F
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