Sumner Weather Forecast

    • 40
    • 50

    Increasing Clouds

    • 34
    • 55

    Mostly Sunny

    • 38
    • 61

    Partly Sunny

    • 38
    • 57

    Partly Sunny

    • 35
    • 54

    Partly Sunny

    • 32
    • 46

    Partly Sunny

Today 7 Nov Bremer

Mostly sunny. Highs in the lower 50s.

Tonight 7 Nov Bremer

Sunny, then becoming partly cloudy this Evening, then becoming mostly cloudy. Lows around 40. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west after midnight.

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Sumner Temperature Statistics

November Temperature

Oelwein Municipal Airport (12.4 miles)

  • Lowest 5 November, 2026

    41 °F

  • Average November

    54.9 °F

  • Highest 3 November, 2026

    66.2 °F

Climate (2021–2026)

Oelwein Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    48.2 °F

  • Average High 2021–2026

    57.9 °F
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