McKay Reservoir Weather Forecast

    • 32
    • 47

    Chance Rain

    • 31
    • 49

    Partly Sunny

    • 36
    • 51

    Rain Likely

    • 32
    • 50

    Slight Chance Rain

    • 31
    • 47

    Chance Rain

    • 28
    • 45

    Chance Rain/Snow

Today 19 Dec Foothills of the Northern Blue Mountains of Oregon

Cloudy with a chance of rain or snow in the Morning, then mostly sunny with a chance of rain or snow in the afternoon. Highs in the lower to mid 40s. Windy. West wind 15 to 25 Mph with Gusts to around 35 Mph. Chance of precipitation 50 percent.

Tonight 19 Dec Foothills of the Northern Blue Mountains of Oregon

Partly cloudy. A 20 percent chance of rain in the evening. Snow level 2000 feet. Lows in the lower 30s. Southwest wind 5 to 15 Mph with Gusts to around 30 Mph.

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McKay Reservoir Temperature Statistics

December Temperature

Eastern Oregon Regional Airport at Pendleton (8.1 miles)

  • Lowest 1 December, 2025

    24.8 °F

  • Average December

    47.7 °F

  • Highest 15 December, 2025

    70 °F

Climate (2020–Present)

Eastern Oregon Regional Airport at Pendleton (8.1 miles)

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  • Average Low 2020–2025

    43.2 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    65.7 °F
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