Sumner Weather Forecast

    • 4
    • 17

    Mostly Sunny

    • 15
    • 27

    Partly Sunny

    • 28
    • 36

    Partly Sunny

    • 31
    • 43

    Slight Chance Rain

    • 31
    • 44

    Chance Rain

    • 27
    • 44

    Chance Rain

Today 21 Feb Bremer

Sunny. Highs around 18. Southwest Winds 10 to 15 Mph.

Tonight 21 Feb Bremer

Mostly clear. Lows around 4 above. South Winds 10 to 15 Mph.

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Sumner Temperature Statistics

February Temperature

Oelwein Municipal Airport (12.4 miles)

  • Lowest 18 February, 2025

    -20.2 °F

  • Average February

    13.8 °F

  • Highest 2 February, 2025

    41 °F

Climate (2020–Present)

Oelwein Municipal Airport (12.4 miles)

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  • Average Low 2020–2025

    38.2 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    57.5 °F
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