Sumner Weather Forecast

    • 62
    • 82

    Thunderstorms Likely

    • 71
    • 78

    Rain Showers Likely

    • 77
    • 91

    Mostly Sunny

    • 73
    • 92

    Chance Thunderstorms

    • 61
    • 82

    Rain Showers Likely

    • 58
    • 72

    Rain Showers Likely

Today 19 Jun Barron

Mostly sunny. Slight chance of Thunderstorms early in the afternoon. Chance of Thunderstorms late in the afternoon. Highs in the lower 80s. West Winds up to 10 Mph. Chance of Thunderstorms 50 percent.

Tonight 19 Jun Barron

Increasing Clouds. A 50 percent chance of Thunderstorms. Lows in the lower 60s. Southwest Winds up to 5 Mph shifting to the southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumner Temperature Statistics

June Temperature

Chetek Municipal Southworth Airport (5 miles)

  • Lowest 1 June, 2025

    42.3 °F

  • Average June

    63.9 °F

  • Highest 2 June, 2025

    89.8 °F

Climate (2020–Present)

Chetek Municipal Southworth Airport (5 miles)

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  • Average Low 2020–2025

    36.3 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    55.7 °F
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