Summerville Weather Forecast

    • 41
    • 53

    Rain

    • 37
    • 56

    Rain

    • 26
    • 49

    Chance Rain

    • 28
    • 46

    Chance Rain/Snow

    • 27
    • 47

    Chance Rain

    • 29
    • 49

    Chance Rain

Today 16 Nov Grande Ronde Valley

A chance of rain in the Morning, then rain in the afternoon. Highs in the mid 50s. Southeast wind 5 to 10 Mph. Chance of precipitation 90 percent. Rainfall Amounts up to a half of an inch possible.

Tonight 16 Nov Grande Ronde Valley

Rain. Lows in the lower 40s. Light wind. Chance of precipitation near 100 percent. Rainfall Amounts up to a half of an inch possible.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summerville Temperature Statistics

November Temperature

La Grande/Union County Airport (13 miles)

  • Lowest 8 November, 2025

    24.1 °F

  • Average November

    49.7 °F

  • Highest 1 November, 2025

    66.9 °F

Climate (2020–Present)

La Grande/Union County Airport (13 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    50.3 °F

  • Average High 2020–2025

    62.4 °F
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