Grayson Weather Forecast

    • 77
    • 103

    Isolated Thunderstorms

    • 74
    • 102

    Rain Showers

    • 69
    • 92

    Rain Showers

    • 73
    • 96

    Chance Thunderstorms

    • 72
    • 97

    Slight Chance Rain Showers

    • 70
    • 96

    Slight Chance Thunderstorms

Today 8 Sep Okmulgee

Sunny. Isolated Showers and Thunderstorms this afternoon. Hot with Highs around 102. South Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 109.

Tonight 8 Sep Okmulgee

Clear. Lows in the upper 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grayson Temperature Statistics

September Temperature

Okmulgee, Okmulgee Municipal Airport (11.8 miles)

  • Lowest 5 September, 2026

    71.1 °F

  • Average September

    86.7 °F

  • Highest 6 September, 2026

    104.2 °F

Climate (2021–2026)

Okmulgee, Okmulgee Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    51.6 °F

  • Average 2021–2026

    62.7 °F

  • Average High 2021–2026

    74.5 °F
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