Sumner Weather Forecast

    • 20
    • 44

    Increasing Clouds

    • 10
    • 27

    Snow Likely

    • 16
    • 26

    Chance Snow

    • 28
    • 38

    Chance Snow

    • 27
    • 38

    Slight Chance Rain/Snow

    • 33
    • 44

    Chance Rain

    • 34
    • 47

    Chance Rain

Today 27 Feb Bremer

Sunny. Near steady temperature in the mid 40s. West Winds 10 to 15 Mph.

Tonight 27 Feb Bremer

Mostly clear this Evening, then becoming mostly cloudy. Lows in the lower 20s. West Winds 5 to 10 Mph, becoming north 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumner Temperature Statistics

February Temperature

Oelwein Municipal Airport (12.4 miles)

  • Lowest 4 February, 2026

    1.4 °F

  • Average February

    28.1 °F

  • Highest 16 February, 2026

    62.6 °F

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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