Cottonwood Lake National Wildlife Refuge Weather Forecast

    • 28
    • 45

    Slight Chance Rain/Snow

    • 31
    • 52

    Partly Sunny

    • 38
    • 63

    Partly Sunny

    • 41
    • 67

    Partly Sunny

    • 35
    • 63

    Partly Sunny

    • 39
    • 62

    Partly Sunny

Today 5 May McHenry

Partly sunny with a slight chance of snow Showers. A slight chance of rain Showers in the afternoon. Highs in the mid 40s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 5 May McHenry

Decreasing Clouds. Lows in the upper 20s. Northwest Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening.

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Cottonwood Lake National Wildlife Refuge Temperature Statistics

May Temperature

Harvey Municipal Airport (34.2 miles)

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Climate (2021–Present)

Harvey Municipal Airport (34.2 miles)

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  • Average Low 2021–2026

    30.3 °F

  • Average 2021–2026

    41.2 °F

  • Average High 2021–2026

    51.9 °F
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