White Reservoir Weather Forecast

    • 28
    • 40

    Mostly Cloudy

    • 35
    • 42

    Rain Likely

    • 43
    • 54

    Rain

    • 42
    • 53

    Chance Rain

    • 43
    • 57

    Chance Rain

    • 47
    • 57

    Chance Rain

Today 3 Dec Foothills of the Northern Blue Mountains of Oregon

Partly sunny. Highs in the lower to mid 40s. Light wind.

Tonight 3 Dec Foothills of the Northern Blue Mountains of Oregon

Mostly cloudy. Lows in the upper 20s to lower 30s. Light Wind, becoming south 5 to 10 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

White Reservoir Temperature Statistics

December Temperature

Walla Walla Regional Airport (16.8 miles)

  • Lowest 1 December, 2025

    27 °F

  • Average December

    31.2 °F

  • Highest 1 December, 2025

    34 °F

Climate (2020–Present)

Walla Walla Regional Airport (16.8 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    54.7 °F

  • Average High 2020–2025

    64.2 °F
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