Arnolds Park Weather Forecast

    • 52
    • 70

    Chance Thunderstorms

    • 55
    • 67

    Rain Showers

    • 51
    • 71

    Partly Sunny

    • 56
    • 66

    Rain Showers Likely

    • 57
    • 71

    Rain Showers Likely

    • 58
    • 72

    Rain Showers Likely

    • 53
    • 71

    Mostly Cloudy

Today 13 Sep Dickinson

Partly sunny. Highs in the upper 60s. East Winds around 5 Mph.

Tonight 13 Sep Dickinson

Partly cloudy. Lows in the lower 50s. Southeast Winds around 5 Mph, increasing to 10 to 15 Mph after midnight.

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Arnolds Park Temperature Statistics

September Temperature

Spencer Municipal Airport (14.3 miles)

  • Lowest 10 September, 2026

    48.7 °F

  • Average September

    75 °F

  • Highest 4 September, 2026

    94.6 °F

Climate (2021–2026)

Spencer Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    61.1 °F
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