Clear Lake Weather Forecast

    • 30
    • 52

    Mostly Sunny

    • 29
    • 65

    Increasing Clouds

    • 26
    • 47

    Mostly Cloudy

    • 41
    • 58

    Chance Rain/Snow

    • 31
    • 67

    Chance Rain/Snow

    • 30
    • 52

    Rain/Snow Likely

    • 34
    • 57

    Chance Rain

Today 4 Apr Brown

Windy. Cloudy in the Morning, then becoming mostly sunny. Highs around 50. Northwest Winds 20 to 30 Mph.

Tonight 4 Apr Brown

Mostly clear. Lows in the upper 20s. Northwest Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Clear Lake Temperature Statistics

April Temperature

Ainsworth Regional Airport (21.7 miles)

  • Lowest 1 April, 2026

    32 °F

  • Average April

    37 °F

  • Highest 1 April, 2026

    44.2 °F

Climate (2021–Present)

Ainsworth Regional Airport (21.7 miles)

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  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    49.8 °F

  • Average High 2021–2026

    62.4 °F
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