Jamestown Weather Forecast

    • 54
    • 73

    Rain Showers

    • 52
    • 67

    Rain Showers Likely

    • 45
    • 62

    Rain Showers

    • 34
    • 55

    Breezy

    • 41
    • 58

    Sunny

    • 47
    • 63

    Partly Sunny

    • 48
    • 65

    Mostly Cloudy

Today 13 Oct Grant

Partly cloudy. Lows in the mid 40s. Highs around 70.

Tonight 13 Oct Grant

Mostly cloudy. A chance of Showers this evening. Lows in the lower 50s. Light Winds. Chance of rain 50 percent.

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Jamestown Temperature Statistics

October Temperature

Platteville Municipal Airport (8.7 miles)

  • Lowest 5 October, 2026

    43.7 °F

  • Average October

    59.4 °F

  • Highest 10 October, 2026

    83.7 °F

Climate (2021–2026)

Platteville Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    58.7 °F
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