New Haven Weather Forecast

    • 70
    • 91

    Increasing Clouds

    • 62
    • 85

    Rain Showers

    • 50
    • 71

    Chance Rain Showers

    • 50
    • 72

    Partly Sunny

    • 47
    • 73

    Mostly Sunny

    • 44
    • 68

    Mostly Sunny

Today 30 Sep Franklin

Partly sunny. Highs around 90. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 30 Sep Franklin

Mostly cloudy. Lows in the lower 70s. South Winds 5 to 10 Mph.

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New Haven Temperature Statistics

September Temperature

Washington Regional Airport (11.8 miles)

  • Lowest 25 September, 2026

    53.6 °F

  • Average September

    76.8 °F

  • Highest 5 September, 2026

    102.2 °F

Climate (2021–2026)

Washington Regional Airport (11.8 miles)

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  • Average Low 2021–2026

    47.9 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    69.7 °F
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