Jamestown Weather Forecast

    • 63
    • 74

    Chance Thunderstorms

    • 58
    • 79

    Rain Showers

    • 56
    • 72

    Rain Showers

    • 54
    • 72

    Chance Rain Showers

    • 47
    • 78

    Rain Showers

    • 33
    • 56

    Chance Rain Showers

Today 13 Apr Grant

Mostly cloudy. A chance of Showers and Thunderstorms this afternoon. Highs in the mid 70s. South Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 13 Apr Grant

Mostly cloudy in the Evening, then becoming partly cloudy. A chance of Showers and Thunderstorms. Patchy fog after midnight. Lows in the lower 60s. Southwest Winds 10 to 15 Mph. Chance of rain 50 percent.

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  • Temperature Real-Time

Jamestown Temperature Statistics

April Temperature

Platteville Municipal Airport (8.7 miles)

  • Lowest 7 April, 2026

    23.5 °F

  • Average April

    42.6 °F

  • Highest 8 April, 2026

    71.2 °F

Climate (2021–Present)

Platteville Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    49.8 °F

  • Average High 2021–2026

    58.7 °F
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