McAlester Weather Forecast

    • 68
    • 89

    Mostly Sunny

    • 67
    • 92

    Partly Sunny

    • 66
    • 92

    Partly Sunny

    • 68
    • 92

    Mostly Cloudy

    • 69
    • 94

    Slight Chance Thunderstorms

    • 71
    • 96

    Chance Rain Showers

Today 22 Sep Pittsburg

Mostly sunny. A slight chance of Showers this morning. Highs in the upper 80s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 22 Sep Pittsburg

Mostly clear. Lows in the upper 60s. Northeast Winds around 5 Mph.

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McAlester Temperature Statistics

September Temperature

McAlester, McAlester Regional Airport (3.1 miles)

  • Lowest 11 September, 2026

    71.1 °F

  • Average September

    88.9 °F

  • Highest 6 September, 2026

    106.6 °F

Climate (2021–2026)

McAlester, McAlester Regional Airport (3.1 miles)

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  • Average Low 2021–2026

    53.3 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    76.4 °F
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