Gannon Lake Weather Forecast

    • 39
    • 65

    Increasing Clouds

    • 42
    • 71

    Mostly Sunny

    • 45
    • 73

    Partly Sunny

    • 47
    • 71

    Mostly Cloudy

    • 47
    • 72

    Partly Sunny

    • 52
    • 78

    Mostly Sunny

    • 49
    • 80

    Mostly Sunny

Today 24 May North St. Louis

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the lower 60s. North Winds around 5 Mph. Chance of rain 20 percent.

Tonight 24 May North St. Louis

Partly cloudy. A slight chance of Showers this evening. Lows in the upper 30s. Southeast Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gannon Lake Temperature Statistics

May Temperature

Crane Lake - Scotts Seaplane Base (13 miles)

  • Lowest 19 May, 2025

    26.6 °F

  • Average May

    54.9 °F

  • Highest 11 May, 2025

    91.4 °F

Climate (2020–Present)

Crane Lake - Scotts Seaplane Base (13 miles)

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  • Average Low 2020–2025

    29 °F

  • Average 2020–2025

    40.6 °F

  • Average High 2020–2025

    51 °F
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