Clear Lake Weather Forecast

    • 62
    • 95

    Mostly Sunny

    • 57
    • 92

    Slight Chance Thunderstorms

    • 54
    • 81

    Mostly Sunny

    • 54
    • 80

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

Today 19 Aug Western and Central Chouteau County

Sunny. Highs in the mid 90s. West Winds up to 5 Mph.

Tonight 19 Aug Western and Central Chouteau County

Partly cloudy with a 20 percent chance of rain Showers. Lows 60 to 65. East Winds 5 to 10 Mph shifting to the northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

August Temperature

Malmstrom Air Force Base (43.5 miles)

  • Lowest 8 August, 2025

    50.6 °F

  • Average August

    70 °F

  • Highest 13 August, 2025

    94.6 °F

Climate (2020–Present)

Malmstrom Air Force Base (43.5 miles)

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  • Average Low 2020–2025

    35.3 °F

  • Average 2020–2025

    46.9 °F

  • Average High 2020–2025

    58 °F
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