Jamestown Weather Forecast

    • 69
    • 90

    Decreasing Clouds

    • 68
    • 90

    Slight Chance Thunderstorms

    • 68
    • 91

    Slight Chance Thunderstorms

    • 68
    • 90

    Partly Sunny

    • 68
    • 89

    Slight Chance Thunderstorms

    • 68
    • 89

    Chance Rain Showers

Today 15 Sep Northern Newton

Partly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs around 90. Light and variable Winds. Chance of rain 20 percent.

Tonight 15 Sep Northern Newton

Partly cloudy in the Evening, then clearing. Lows in the upper 60s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jamestown Temperature Statistics

September Temperature

Jasper, Jasper County-Bell Field Airport (12.4 miles)

  • Lowest 9 September, 2025

    55.4 °F

  • Average September

    77.8 °F

  • Highest 11 September, 2025

    93.2 °F

Climate (2020–Present)

Jasper, Jasper County-Bell Field Airport (12.4 miles)

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  • Average Low 2020–2025

    57.3 °F

  • Average 2020–2025

    67.5 °F

  • Average High 2020–2025

    79 °F
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