Jamestown Weather Forecast

    • 64
    • 80

    Mostly Cloudy

    • 66
    • 80

    Chance Thunderstorms

    • 70
    • 84

    Chance Thunderstorms

    • 67
    • 85

    Thunderstorms Likely

    • 61
    • 79

    Slight Chance Thunderstorms

    • 67
    • 83

    Partly Sunny

    • 72
    • 88

    Mostly Sunny

Today 15 Jun Boone

Mostly cloudy Early, then becoming partly cloudy. Highs around 80. Northeast Winds 5 to 10 Mph.

Tonight 15 Jun Boone

Mostly cloudy. Lows in the lower 60s. Northeast Winds 5 to 10 Mph.

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Jamestown Temperature Statistics

June Temperature

Indianapolis, Eagle Creek Airpark (18.6 miles)

  • Lowest 1 June, 2025

    42.7 °F

  • Average June

    71.1 °F

  • Highest 3 June, 2025

    86.6 °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

    64.9 °F
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