Purcell Lake Weather Forecast

    • 75
    • 104

    Slight Chance Thunderstorms

    • 75
    • 105

    Slight Chance Thunderstorms

    • 74
    • 104

    Hot

    • 77
    • 101

    Hot

    • 77
    • 104

    Slight Chance Thunderstorms

    • 75
    • 103

    Hot

Today 20 Aug McClain

Mostly sunny. A slight chance of Showers and Thunderstorms this morning. Hot with Highs around 104. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 20 Aug McClain

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 70s. East Winds around 5 Mph. Chance of rain 20 percent.

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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 °F

  • Highest 18 August, 2026

    107.6 °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

    74.2 °F
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