Jamestown Weather Forecast

    • 41
    • 66

    Mostly Sunny

    • 35
    • 63

    Rain Showers Likely

    • 25
    • 41

    Chance Rain/Snow

    • 36
    • 46

    Rain Showers Likely

    • 29
    • 45

    Chance Snow Showers

    • 32
    • 44

    Chance Rain/Snow

Today 9 Mar Grant

Mostly sunny. Highs in the mid 60s. Southwest Winds 5 to 10 Mph, becoming west this afternoon.

Tonight 9 Mar Grant

Mostly clear. Lows in the upper 30s. Northeast Winds 5 to 10 Mph.

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  • Temperature Real-Time

Jamestown Temperature Statistics

March Temperature

Platteville Municipal Airport (8.7 miles)

  • Lowest 1 March, 2026

    13.1 °F

  • Average March

    37.6 °F

  • Highest 7 March, 2026

    59 °F

Climate (2021–Present)

Platteville Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    58.7 °F
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