Sumner Weather Forecast

    • 47
    • 66

    Increasing Clouds

    • 43
    • 65

    Rain Showers Likely

    • 35
    • 53

    Partly Sunny

    • 43
    • 65

    Mostly Sunny

    • 50
    • 75

    Mostly Sunny

    • 52
    • 76

    Partly Sunny

    • 52
    • 77

    Partly Sunny

Today 30 Apr Barron

Mostly sunny. Highs in the mid 60s. South Winds 10 to 15 Mph.

Tonight 30 Apr Barron

Not as cool. Mostly cloudy. Lows in the mid 40s. Southeast Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumner Temperature Statistics

April Temperature

Chetek Municipal Southworth Airport (5 miles)

  • Lowest 8 April, 2025

    16.2 °F

  • Average April

    44.9 °F

  • Highest 23 April, 2025

    73 °F

Climate (2020–Present)

Chetek Municipal Southworth Airport (5 miles)

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  • Average Low 2020–2025

    36.4 °F

  • Average 2020–2025

    46.1 °F

  • Average High 2020–2025

    55.7 °F
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