Clear Lake Weather Forecast

    • 43
    • 72

    Partly Sunny

    • 55
    • 90

    Mostly Sunny

    • 43
    • 77

    Mostly Sunny

    • 54
    • 84

    Partly Sunny

    • 54
    • 90

    Partly Sunny

    • 53
    • 89

    Partly Sunny

Today 10 May Brown

Mostly sunny. Highs in the lower 70s. Northwest Winds 10 to 15 Mph.

Tonight 10 May Brown

Partly cloudy in the evening then clearing. Lows in the lower 40s. East Winds around 10 Mph, becoming south after midnight.

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Clear Lake Temperature Statistics

May Temperature

Ainsworth Regional Airport (21.7 miles)

  • Lowest 1 May, 2026

    30.9 °F

  • Average May

    51.1 °F

  • Highest 2 May, 2026

    76.1 °F

Climate (2021–Present)

Ainsworth Regional Airport (21.7 miles)

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  • Average Low 2021–2026

    38 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    62.5 °F
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