Lake Arikara Weather Forecast

    • 71
    • 102

    Chance Rain Showers

    • 66
    • 97

    Slight Chance Rain Showers

    • 62
    • 87

    Partly Sunny

    • 64
    • 85

    Slight Chance Thunderstorms

    • 64
    • 89

    Slight Chance Thunderstorms

    • 67
    • 92

    Partly Sunny

Today 19 Jul Hughes

Partly sunny. A chance of Showers with a slight chance of Thunderstorms in the morning. Hot with Highs around 100. Southeast Winds 15 to 20 Mph. Chance of rain 30 percent.

Tonight 19 Jul Hughes

Mostly clear in the Evening, then becoming partly cloudy. A 20 percent chance of Thunderstorms. Humid with Lows in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Heat index Values up to 103 early in the evening.

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  • Temperature Real-Time

Lake Arikara Temperature Statistics

July Temperature

Pierre, Pierre Regional Airport (0.6 miles)

  • Lowest 9 July, 2026

    59.6 °F

  • Average July

    79.2 °F

  • Highest 14 July, 2026

    100.7 °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

    48.8 °F

  • Average High 2021–2026

    61.4 °F
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