Sumner Weather Forecast

    • 40
    • 63

    Partly Sunny

    • 40
    • 64

    Mostly Sunny

    • 48
    • 66

    Mostly Cloudy

    • 50
    • 65

    Chance Rain Showers

    • 49
    • 63

    Slight Chance Rain Showers

    • 48
    • 64

    Slight Chance Rain Showers

Today 22 Sep Southern Oxford

Mostly sunny. Highs in the lower 60s. Light and variable Winds.

Tonight 22 Sep Southern Oxford

Mostly clear. Lows in the upper 30s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumner Temperature Statistics

September Temperature

Auburn-Lewiston (24.9 miles)

  • Lowest 12 September, 2026

    39.9 °F

  • Average September

    62.4 °F

  • Highest 10 September, 2026

    82.9 °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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