Oelwein Weather Forecast

    • 30
    • 32

    Rain

    • 4
    • 35

    Rain Likely

    • 17
    • 26

    Mostly Cloudy

    • 9
    • 35

    Partly Sunny

    • 17
    • 26

    Mostly Cloudy

    • 28
    • 37

    Mostly Cloudy

    • 21
    • 38

    Mostly Cloudy

Today 17 Dec Fayette

Mostly sunny. Near steady temperature around 30. South Winds 10 to 15 Mph.

Tonight 17 Dec Fayette

Rain after midnight. Lows around 30. Temperature rising into the upper 30s after midnight. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 100 percent.

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Oelwein Temperature Statistics

December Temperature

Oelwein Municipal Airport (3.1 miles)

  • Lowest 4 December, 2025

    -11.2 °F

  • Average December

    14.7 °F

  • Highest 9 December, 2025

    39.2 °F

Climate (2020–Present)

Oelwein Municipal Airport (3.1 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    57.9 °F
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