Grant County Fairgrounds Weather Forecast

    • 45
    • 57

    Chance Rain Showers

    • 32
    • 59

    Breezy

    • 28
    • 50

    Rain/Snow Likely

    • 20
    • 34

    Chance Snow

    • 17
    • 34

    Mostly Cloudy

    • 12
    • 27

    Partly Sunny

    • 16
    • 29

    Partly Sunny

Today 17 Feb Grant

Mostly cloudy. Highs in the upper 50s. East Winds 10 to 20 Mph. Gusts up to 35 Mph this afternoon.

Tonight 17 Feb Grant

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Warmer with Lows in the mid 40s. Southeast Winds 15 to 20 Mph, becoming south 10 to 20 Mph after midnight. Gusts up to 35 Mph. Chance of rain 50 percent.

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Grant County Fairgrounds Temperature Statistics

February Temperature

Platteville Municipal Airport (16.8 miles)

  • Lowest 4 February, 2026

    4.1 °F

  • Average February

    28.8 °F

  • Highest 15 February, 2026

    59 °F

Climate (2021–Present)

Platteville Municipal Airport (16.8 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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