Red Willow Reservoir State Recreation Area Weather Forecast

    • 60
    • 68

    Rain Showers

    • 57
    • 64

    Rain Showers

    • 45
    • 61

    Rain Showers Likely

    • 49
    • 63

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

    • 49
    • 64

    Mostly Sunny

Today 29 Sep Frontier

Showers likely in the Morning, then Showers and a slight chance of Thunderstorms in the afternoon. Highs in the upper 60s. South Winds 10 to 15 Mph. Chance of precipitation 80 percent.

Tonight 29 Sep Frontier

Cloudy with a 50 percent chance of Showers. Lows in the upper 50s. Light and variable Winds, becoming northeast up to 10 Mph after midnight.

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  • Temperature Real-Time

Red Willow Reservoir State Recreation Area Temperature Statistics

September Temperature

McCook, McCook Municipal Airport (11.8 miles)

  • Lowest 16 September, 2026

    55 °F

  • Average September

    71.5 °F

  • Highest 4 September, 2026

    100 °F

Climate (2021–2026)

McCook, McCook Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    68.7 °F
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