Purcell Lake Weather Forecast

    • 65
    • 85

    Chance Thunderstorms

    • 57
    • 74

    Rain Showers Likely

    • 58
    • 73

    Rain Showers Likely

    • 59
    • 73

    Rain Showers Likely

    • 59
    • 78

    Chance Thunderstorms

    • 62
    • 81

    Slight Chance Thunderstorms

Today 18 May McClain

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Morning, then partly sunny with a chance of Showers and Thunderstorms in the afternoon. Windy with Highs in the mid 80s. South Winds 20 to 30 Mph with Gusts up to 45 Mph. Chance of rain 30 percent.

Tonight 18 May McClain

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Breezy with Lows in the mid 60s. South Winds 15 to 25 Mph. Gusts up to 45 Mph, decreasing to 35 Mph after midnight. Chance of rain 50 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

    63.5 °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

    60.4 °F

  • Average High 2021–2026

    74 °F
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