Lannon Lake Weather Forecast

    • 30
    • 45

    Increasing Clouds

    • 39
    • 52

    Mostly Sunny

    • 41
    • 56

    Partly Sunny

    • 43
    • 55

    Mostly Cloudy

    • 40
    • 56

    Chance Rain

    • 35
    • 47

    Mostly Cloudy

    • 38
    • 49

    Chance Rain

Today 14 Nov Big Stone

Rain likely. Highs in the upper 40s. Chance of rain 70 percent.

Tonight 14 Nov Big Stone

Partly cloudy this Evening, then becoming mostly clear. Lows in the upper 20s. Southeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lannon Lake Temperature Statistics

November Temperature

Wheaton Municipal Airport (16.8 miles)

  • Lowest 12 November, 2026

    24.8 °F

  • Average November

    44.3 °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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