Opperman Lake Weather Forecast

    • 12
    • 36

    Mostly Cloudy

    • 11
    • 18

    Mostly Cloudy

    • 22
    • 29

    Mostly Cloudy

    • 22
    • 35

    Cloudy

    • 21
    • 29

    Slight Chance Snow

    • -1
    • 29

    Mostly Cloudy

    • -2
    • 9

    Mostly Sunny

Today 22 Dec West Otter Tail

Partly sunny. Highs in the mid 30s. Temperature falling through late afternoon. Southeast Winds around 5 Mph.

Tonight 22 Dec West Otter Tail

Mostly cloudy. Lows 10 to 15. South Winds around 5 Mph shifting to the northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Opperman Lake Temperature Statistics

December Temperature

Fergus Falls Municipal Airport-Einar Mickel (4.3 miles)

  • Lowest 14 December, 2025

    -18.4 °F

  • Average December

    11.1 °F

  • Highest 16 December, 2025

    42.8 °F

Climate (2020–Present)

Fergus Falls Municipal Airport-Einar Mickel (4.3 miles)

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  • Average Low 2020–2025

    34.6 °F

  • Average 2020–2025

    44.2 °F

  • Average High 2020–2025

    53.6 °F
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