Lake Arikara Weather Forecast

    • 52
    • 78

    Increasing Clouds

    • 46
    • 63

    Chance Rain Showers

    • 48
    • 64

    Partly Sunny

    • 44
    • 70

    Mostly Sunny

    • 47
    • 66

    Mostly Sunny

    • 52
    • 71

    Partly Sunny

Today 30 Sep Hughes

Patchy fog in the morning. Partly sunny. Highs in the upper 70s. West Winds 5 to 10 Mph.

Tonight 30 Sep Hughes

Mostly cloudy. Lows in the lower 50s. North Winds around 5 Mph, increasing to 10 to 15 Mph with Gusts up to 25 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Arikara Temperature Statistics

September Temperature

Pierre, Pierre Regional Airport (0.6 miles)

  • Lowest 17 September, 2026

    47.6 °F

  • Average September

    68.1 °F

  • Highest 5 September, 2026

    102.7 °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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