Ottertail Weather Forecast

    • 61
    • 83

    Chance Rain Showers

    • 59
    • 83

    Chance Thunderstorms

    • 59
    • 77

    Chance Thunderstorms

    • 56
    • 72

    Chance Rain Showers

    • 54
    • 67

    Chance Rain Showers

    • 55
    • 69

    Chance Rain Showers

    • 56
    • 72

    Mostly Cloudy

Today 15 Sep East Otter Tail

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs 80 to 85. South Winds around 15 Mph. Chance of rain 20 percent.

Tonight 15 Sep East Otter Tail

Mostly clear. Lows 60 to 65. South Winds 5 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ottertail Temperature Statistics

September Temperature

Wadena Municipal Airport (16.2 miles)

  • Lowest 4 September, 2025

    35.6 °F

  • Average September

    57.6 °F

  • Highest 1 September, 2025

    78.8 °F

Climate (2020–Present)

Wadena Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    32.1 °F

  • Average 2020–2025

    42.2 °F

  • Average High 2020–2025

    51.9 °F
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