Purcell Lake Weather Forecast

    • 71
    • 86

    Chance Thunderstorms

    • 68
    • 85

    Chance Thunderstorms

    • 59
    • 79

    Rain Showers

    • 57
    • 72

    Rain Showers Likely

    • 58
    • 73

    Chance Thunderstorms

    • 59
    • 75

    Chance Thunderstorms

Today 17 May McClain

Partly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Breezy with Highs in the mid 80s. South Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of rain 10 percent.

Tonight 17 May McClain

Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Breezy with Lows around 70. South Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of rain 40 percent.

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Purcell Lake Temperature Statistics

May Temperature

Norman / Max Westheimer (18 miles)

  • Lowest 7 May, 2026

    44.6 °F

  • Average May

    62.7 °F

  • Highest 14 May, 2026

    87.8 °F

Climate (2021–Present)

Norman / Max Westheimer (18 miles)

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  • Average Low 2021–2026

    52.1 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    74 °F
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