Jamestown Weather Forecast

    • 72
    • 90

    Mostly Sunny

    • 73
    • 91

    Chance Thunderstorms

    • 72
    • 87

    Rain Showers Likely

    • 71
    • 85

    Thunderstorms Likely

    • 71
    • 87

    Chance Thunderstorms

    • 71
    • 89

    Slight Chance Thunderstorms

Today 23 Jul Boone

Mostly sunny. Highs in the upper 80s. South Winds around 5 Mph.

Tonight 23 Jul Boone

Mostly clear. Humid with Lows in the lower 70s. South Winds around 5 Mph.

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Jamestown Temperature Statistics

July Temperature

Indianapolis, Eagle Creek Airpark (18.6 miles)

  • Lowest 8 July, 2025

    63.6 °F

  • Average July

    78.6 °F

  • Highest 5 July, 2025

    92.6 °F

Climate (2020–Present)

Indianapolis, Eagle Creek Airpark (18.6 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    55.8 °F

  • Average High 2020–2025

    65 °F
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