Sumner Weather Forecast

    • 26
    • 45

    Increasing Clouds

    • 29
    • 47

    Partly Sunny

    • 38
    • 56

    Mostly Cloudy

    • 54
    • 69

    Rain Showers Likely

    • 36
    • 66

    Chance Rain Showers

    • 27
    • 44

    Slight Chance Rain/Snow

Today 11 Mar Gratiot

Sunny. Highs in the mid 40s. North Winds 10 to 15 Mph with Gusts to around 25 Mph.

Tonight 11 Mar Gratiot

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s. Northeast Winds 5 to 10 Mph becoming east overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumner Temperature Statistics

March Temperature

Alma, Gratiot Community Airport (6.2 miles)

  • Lowest 2 March, 2025

    15.8 °F

  • Average March

    32.1 °F

  • Highest 5 March, 2025

    53.6 °F

Climate (2020–Present)

Alma, Gratiot Community Airport (6.2 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    58.6 °F
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