Sumner Weather Forecast

    • 58
    • 82

    Mostly Sunny

    • 63
    • 86

    Partly Sunny

    • 68
    • 88

    Partly Sunny

    • 65
    • 88

    Chance Rain Showers

    • 64
    • 85

    Chance Thunderstorms

    • 63
    • 85

    Mostly Sunny

    • 61
    • 83

    Partly Sunny

Today 4 Aug Southern Oxford

Sunny. Highs in the lower 80s. West Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 4 Aug Southern Oxford

Mostly clear. Lows in the upper 50s. West Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumner Temperature Statistics

August Temperature

Auburn-Lewiston (24.9 miles)

  • Lowest 1 August, 2026

    57 °F

  • Average August

    72.3 °F

  • Highest 2 August, 2026

    84.9 °F

Climate (2021–2026)

Auburn-Lewiston (24.9 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    47.6 °F

  • Average High 2021–2026

    57.1 °F
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