Sumner Weather Forecast

    • 54
    • 80

    Mostly Sunny

    • 60
    • 80

    Partly Sunny

    • 63
    • 83

    Chance Thunderstorms

    • 63
    • 84

    Chance Thunderstorms

    • 63
    • 85

    Chance Thunderstorms

    • 66
    • 85

    Chance Thunderstorms

Today 2 Jun Bremer

Sunny. Highs around 80. East Winds 5 to 10 Mph.

Tonight 2 Jun Bremer

Mostly clear. Lows in the mid 50s. Southeast Winds 5 to 10 Mph.

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Sumner Temperature Statistics

June Temperature

Oelwein Municipal Airport (12.4 miles)

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  • Average June

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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

    48.5 °F
  • Average High 2021–2026

    58.3 °F
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