Jamestown Weather Forecast

    • 64
    • 79

    Increasing Clouds

    • 62
    • 77

    Thunderstorms

    • 58
    • 78

    Mostly Sunny

    • 60
    • 78

    Partly Sunny

    • 58
    • 77

    Chance Thunderstorms

    • 57
    • 75

    Partly Sunny

Today 18 Aug Boone

Partly cloudy. Highs in the upper 70s. West Winds around 5 Mph.

Tonight 18 Aug Boone

Mostly clear through the late Overnight, then becoming partly cloudy. Lows in the mid 60s. Southwest Winds around 5 Mph.

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Jamestown Temperature Statistics

August Temperature

Indianapolis, Eagle Creek Airpark (18.6 miles)

  • Lowest 4 August, 2026

    60.7 °F

  • Average August

    76.2 °F

  • Highest 10 August, 2026

    90.6 °F

Climate (2021–2026)

Indianapolis, Eagle Creek Airpark (18.6 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    65.4 °F
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