Jamesville Weather Forecast

    • 69
    • 88

    Mostly Sunny

    • 70
    • 90

    Chance Thunderstorms

    • 67
    • 82

    Chance Rain Showers

    • 69
    • 89

    Mostly Sunny

    • 68
    • 89

    Rain Showers Likely

    • 68
    • 84

    Chance Thunderstorms

Today 17 Sep Martin

Sunny. Highs in the upper 80s. West Winds around 5 Mph, becoming southwest.

Tonight 17 Sep Martin

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 60s. South Winds around 5 Mph.

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Jamesville Temperature Statistics

September Temperature

Washington, Warren Field Airport (18.6 miles)

  • Lowest 9 September, 2026

    61.2 °F

  • Average September

    78.9 °F

  • Highest 2 September, 2026

    95.4 °F

Climate (2021–2026)

Washington, Warren Field Airport (18.6 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    62.8 °F

  • Average High 2021–2026

    73.6 °F
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