Grant River Recreation Area Weather Forecast

    • 48
    • 62

    Rain Showers Likely

    • 40
    • 59

    Chance Rain Showers

    • 43
    • 62

    Mostly Sunny

    • 48
    • 70

    Mostly Sunny

    • 51
    • 71

    Mostly Sunny

    • 53
    • 74

    Partly Sunny

Today 1 May Grant

Cloudy. Showers likely in the Morning, then a chance of Showers in the afternoon. Highs in the lower 60s. North Winds around 5 Mph. Chance of rain 70 percent.

Tonight 1 May Grant

Mostly cloudy with a 50 percent chance of Showers. Lows in the mid 40s. Northwest Winds around 5 Mph.

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Grant River Recreation Area Temperature Statistics

May Temperature

Platteville Municipal Airport (13 miles)

  • Lowest

  • Average May

  • Highest

Climate (2020–Present)

Platteville Municipal Airport (13 miles)

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  • Average Low 2020–2025

    40.6 °F
  • Average 2020–2025

    49.7 °F
  • Average High 2020–2025

    58.4 °F
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