Lake St Louis Weather Forecast

    • 58
    • 75

    Rain Showers Likely

    • 54
    • 80

    Rain Showers

    • 43
    • 65

    Rain Showers

    • 42
    • 59

    Chance Rain Showers

    • 46
    • 66

    Slight Chance Thunderstorms

    • 50
    • 75

    Chance Rain Showers

Today 3 May St. Charles

Sunny. Not as cool with Highs in the mid 70s. Southwest Winds 15 to 20 Mph.

Tonight 3 May St. Charles

Showers likely with a chance of Thunderstorms. Not as cool with Lows in the mid 50s. Southwest Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening. Chance of rain 70 percent.

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Lake St Louis Temperature Statistics

May Temperature

St. Louis, Spirit Of St. Louis Airport (10.6 miles)

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  • Average May

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Climate (2021–Present)

St. Louis, Spirit Of St. Louis Airport (10.6 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    57.3 °F

  • Average High 2021–2026

    68.8 °F
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