Crystal Lake Weather Forecast

    • 33
    • 55

    Mostly Sunny

    • 40
    • 69

    Mostly Sunny

    • 31
    • 70

    Mostly Sunny

    • 25
    • 54

    Chance Rain/Snow

    • 27
    • 50

    Mostly Cloudy

    • 33
    • 68

    Breezy

Today 7 Mar Brown

Sunny. Highs in the mid 50s. West Winds 10 to 20 Mph.

Tonight 7 Mar Brown

Mostly clear. Lows in the mid 30s. Southwest Winds 10 to 15 Mph.

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Crystal Lake Temperature Statistics

March Temperature

Ainsworth Regional Airport (19.3 miles)

  • Lowest 1 March, 2026

    14.9 °F
  • Average March

    40.2 °F
  • Highest 4 March, 2026

    68 °F

Climate (2021–Present)

Ainsworth Regional Airport (19.3 miles)

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  • Average Low 2021–2026

    37.9 °F
  • Average 2021–2026

    49.8 °F
  • Average High 2021–2026

    62.3 °F
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