Belle Haven Weather Forecast

    • 49
    • 70

    Sunny

    • 46
    • 66

    Mostly Sunny

    • 49
    • 68

    Sunny

    • 44
    • 61

    Mostly Sunny

    • 45
    • 61

    Mostly Sunny

    • 47
    • 64

    Mostly Sunny

Today 20 Oct Fairfax

Sunny. Highs in the upper 60s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 20 Oct Fairfax

Clear. Lows in the upper 40s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Belle Haven Temperature Statistics

October Temperature

Washington/Reagan National Airport, DC (4.3 miles)

  • Lowest 17 October, 2026

    48.9 °F

  • Average October

    66.9 °F

  • Highest 14 October, 2026

    90.6 °F

Climate (2021–2026)

Washington/Reagan National Airport, DC (4.3 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    69.3 °F
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