Grand Gulf State Park Weather Forecast

    • 66
    • 92

    Rain Showers Likely

    • 66
    • 88

    Rain Showers Likely

    • 66
    • 94

    Chance Rain Showers

    • 68
    • 94

    Mostly Sunny

    • 69
    • 95

    Mostly Sunny

    • 67
    • 95

    Chance Rain Showers

Today 10 Sep Oregon

Partly sunny with scattered Showers with isolated Thunderstorms in the Morning, then mostly cloudy with numerous Showers and scattered Thunderstorms in the afternoon. Hot with Highs in the lower 90s. West Winds around 5 Mph, becoming northwest in the afternoon. Chance of rain 70 percent.

Tonight 10 Sep Oregon

Mostly cloudy with scattered Showers. Scattered Thunderstorms, mainly in the evening. Humid with Lows in the mid 60s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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Grand Gulf State Park Temperature Statistics

September Temperature

West Plains, West Plains Municipal Airport (26.7 miles)

  • Lowest 7 September, 2026

    68 °F

  • Average September

    84.5 °F

  • Highest 5 September, 2026

    102.7 °F

Climate (2021–2026)

West Plains, West Plains Municipal Airport (26.7 miles)

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  • Average Low 2021–2026

    48.7 °F

  • Average 2021–2026

    59.5 °F

  • Average High 2021–2026

    70.3 °F
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