Purcell Lake Weather Forecast

    • 72
    • 96

    Chance Thunderstorms

    • 70
    • 96

    Partly Sunny

    • 71
    • 96

    Mostly Sunny

    • 73
    • 99

    Hot

    • 75
    • 100

    Hot

    • 75
    • 99

    Hot

Today 26 Aug McClain

Mostly sunny. A chance of Showers and Thunderstorms Early, then a slight chance of Showers and Thunderstorms. Highs in the mid 90s. North Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 26 Aug McClain

Mostly clear. Lows in the lower 70s. Northeast Winds 5 to 10 Mph.

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Purcell Lake Temperature Statistics

August Temperature

Norman / Max Westheimer (18 miles)

  • Lowest 3 August, 2026

    66.9 °F

  • Average August

    84.7 °F

  • Highest 24 August, 2026

    109.4 °F

Climate (2021–2026)

Norman / Max Westheimer (18 miles)

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  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    60.6 °F

  • Average High 2021–2026

    74.3 °F
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