Clear Lake Weather Forecast

    • 30
    • 74

    Rain/Snow

    • 26
    • 41

    Snow

    • 22
    • 38

    Snow Likely

    • 21
    • 40

    Chance Snow

    • 24
    • 43

    Chance Snow

    • 29
    • 51

    Partly Sunny

Today 22 Apr Western and Central Chouteau County

Breezy. Mostly sunny. Chance of rain Showers and slight chance of Thunderstorms late in the afternoon. Highs in the mid 70s. South Winds 5 to 15 Mph with Gusts to around 30 Mph increasing to southwest 15 to 25 Mph with Gusts to around 40 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 22 Apr Western and Central Chouteau County

Windy. Much Colder. Rain Showers and slight chance of Thunderstorms in the Evening, then rain and chance of snow after midnight. Patchy blowing snow after midnight. Visibility one quarter mile or less at Times after midnight. Snow accumulation up to 2 Inches. Lows around 30. West Winds 20 to 30 Mph with Gusts to around 55 Mph. Chance of precipitation near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

April Temperature

Malmstrom Air Force Base (43.5 miles)

  • Lowest 17 April, 2026

    21.7 °F

  • Average April

    44.7 °F

  • Highest 19 April, 2026

    71.1 °F

Climate (2021–Present)

Malmstrom Air Force Base (43.5 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    58.9 °F
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