Lake Arikara Weather Forecast

    • 68
    • 97

    Chance Rain Showers

    • 68
    • 92

    Chance Rain Showers

    • 66
    • 92

    Chance Rain Showers

    • 57
    • 84

    Mostly Sunny

    • 56
    • 82

    Partly Sunny

    • 59
    • 85

    Partly Sunny

Today 5 Sep Hughes

Mostly sunny and Breezy, hot with Highs in the mid 90s. Southeast Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 5 Sep Hughes

Mostly cloudy with a slight chance of Thunderstorms. A chance of Showers after midnight. Humid with Lows in the upper 60s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

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  • Temperature Real-Time

Lake Arikara Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (0.6 miles)

  • Lowest 1 September, 2026

    56.6 °F

  • Average September

    75.5 °F

  • Highest 3 September, 2026

    99 °F

Climate (2021–2026)

Pierre, Pierre Regional Airport (0.6 miles)

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  • Average Low 2021–2026

    36.9 °F

  • Average 2021–2026

    48.9 °F

  • Average High 2021–2026

    61.4 °F
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