Sumner Weather Forecast

    • 32
    • 39

    Slight Chance Rain

    • 30
    • 40

    Chance Rain

    • 37
    • 47

    Chance Rain

    • 41
    • 50

    Rain

    • 41
    • 61

    Rain

    • 34
    • 55

    Mostly Sunny

    • 37
    • 58

    Mostly Sunny

Today 2 Mar Bremer

Mostly cloudy. Highs around 40. Southeast Winds 5 to 10 Mph.

Tonight 2 Mar Bremer

Mostly cloudy. A slight chance of rain. Near steady temperature in the mid 30s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

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Sumner Temperature Statistics

March Temperature

Oelwein Municipal Airport (12.4 miles)

  • Lowest

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  • Average March

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Climate (2021–Present)

Oelwein Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    58.1 °F
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