Lake Oscar Weather Forecast

    • 56
    • 73

    Mostly Cloudy

    • 53
    • 62

    Chance Rain Showers

    • 51
    • 68

    Slight Chance Rain Showers

    • 49
    • 69

    Mostly Cloudy

    • 47
    • 66

    Slight Chance Rain Showers

    • 49
    • 68

    Partly Sunny

Today 17 Sep West Otter Tail

Mostly sunny. Highs 70 to 75. East Winds around 5 Mph.

Tonight 17 Sep West Otter Tail

Mostly cloudy. A chance of Showers after midnight. Lows in the mid 50s. East Winds 5 to 15 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Oscar Temperature Statistics

September Temperature

Fergus Falls Municipal Airport-Einar Mickel (6.2 miles)

  • Lowest 13 September, 2026

    44.6 °F

  • Average September

    67.8 °F

  • Highest 3 September, 2026

    89.6 °F

Climate (2021–2026)

Fergus Falls Municipal Airport-Einar Mickel (6.2 miles)

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  • Average Low 2021–2026

    34.5 °F

  • Average 2021–2026

    44.1 °F

  • Average High 2021–2026

    53.6 °F
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