Occoquan Reservoir Weather Forecast

    • 33
    • 54

    Mostly Sunny

    • 41
    • 62

    Mostly Sunny

    • 54
    • 76

    Partly Sunny

    • 48
    • 72

    Partly Sunny

    • 58
    • 74

    Partly Sunny

    • 67
    • 86

    Mostly Cloudy

    • 69
    • 91

    Mostly Cloudy

Today 8 Apr Central and Southeast Prince William/Manassas/Manassas Park

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

Tonight 8 Apr Central and Southeast Prince William/Manassas/Manassas Park

Mostly clear. Widespread frost after midnight. Lows in the lower 30s. Southeast Winds around 5 Mph.

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  • Temperature Real-Time

Occoquan Reservoir Temperature Statistics

April Temperature

Fort Belvoir (8.1 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 (8.1 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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