Lancaster Municipal Airport Weather Forecast

    • 43
    • 64

    Mostly Cloudy

    • 45
    • 61

    Slight Chance Rain Showers

    • 49
    • 63

    Rain Showers Likely

    • 51
    • 71

    Slight Chance Thunderstorms

    • 52
    • 77

    Mostly Sunny

    • 56
    • 82

    Partly Sunny

    • 60
    • 84

    Chance Rain Showers

Today 20 May Grant

Mostly sunny. Near steady temperature in the lower 60s. Northeast Winds around 5 Mph.

Tonight 20 May Grant

Mostly cloudy. Lows in the lower 40s. East Winds 5 to 10 Mph.

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Lancaster Municipal Airport Temperature Statistics

May Temperature

Platteville Municipal Airport (13.7 miles)

  • Lowest 2 May, 2026

    32 °F

  • Average May

    57.3 °F

  • Highest 15 May, 2026

    81.5 °F

Climate (2021–Present)

Platteville Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    40.7 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    58.8 °F
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