Grass Lake Weather Forecast

    • 35
    • 48

    Mostly Cloudy

    • 25
    • 47

    Mostly Cloudy

    • 35
    • 49

    Partly Sunny

    • 31
    • 55

    Partly Sunny

    • 39
    • 53

    Chance Rain

    • 31
    • 50

    Chance Rain

Today 20 Nov Dane

Cloudy. Patchy fog late in the morning. Slight chance of drizzle in the late morning and early afternoon. Highs in the upper 40s. Southwest Winds 5 to 10 Mph.

Tonight 20 Nov Dane

Mostly cloudy. Patchy fog early in the morning. Lows in the lower 30s. West Winds up to 10 Mph.

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Grass Lake Temperature Statistics

November Temperature

Madison, Dane County Regional-Truax Field (17.4 miles)

  • Lowest 10 November, 2025

    19.9 °F

  • Average November

    42.6 °F

  • Highest 15 November, 2025

    66.9 °F

Climate (2020–Present)

Madison, Dane County Regional-Truax Field (17.4 miles)

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  • Average Low 2020–2025

    40 °F

  • Average 2020–2025

    49.7 °F

  • Average High 2020–2025

    58.9 °F
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