Purcell Lake Weather Forecast

    • 64
    • 90

    Chance Thunderstorms

    • 67
    • 88

    Slight Chance Thunderstorms

    • 68
    • 91

    Chance Thunderstorms

    • 69
    • 89

    Chance Thunderstorms

    • 64
    • 90

    Chance Thunderstorms

    • 60
    • 79

    Slight Chance Thunderstorms

    • 60
    • 79

    Mostly Sunny

Today 18 Sep McClain

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 18 Sep McClain

Partly cloudy. A slight chance of Showers and Thunderstorms Early, then Showers likely with a chance of Thunderstorms after midnight. Lows in the mid 60s. Northwest Winds around 5 Mph, becoming northeast around 5 Mph. Chance of rain 70 percent.

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Purcell Lake Temperature Statistics

September Temperature

Norman / Max Westheimer (18 miles)

  • Lowest 6 September, 2025

    57.2 °F

  • Average September

    72.3 °F

  • Highest 12 September, 2025

    93.2 °F

Climate (2020–Present)

Norman / Max Westheimer (18 miles)

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  • Average Low 2020–2025

    51.5 °F

  • Average 2020–2025

    59.5 °F

  • Average High 2020–2025

    72.9 °F
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