Lannon Lake Weather Forecast

    • 38
    • 55

    Increasing Clouds

    • 34
    • 61

    Becoming Sunny

    • 39
    • 53

    Mostly Cloudy

    • 28
    • 45

    Partly Sunny

    • 26
    • 37

    Mostly Sunny

    • 30
    • 41

    Partly Sunny

    • 36
    • 48

    Partly Sunny

Today 8 Nov Big Stone

Mostly sunny. Highs in the mid 50s.

Tonight 8 Nov Big Stone

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the upper 30s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lannon Lake Temperature Statistics

November Temperature

Wheaton Municipal Airport (16.8 miles)

  • Lowest 6 November, 2026

    26.6 °F

  • Average November

    45.6 °F

  • Highest 2 November, 2026

    64.4 °F

Climate (2021–2026)

Wheaton Municipal Airport (16.8 miles)

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  • Average Low 2021–2026

    34.8 °F

  • Average 2021–2026

    44.7 °F

  • Average High 2021–2026

    54.5 °F
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