Onego Weather Forecast

    • 41
    • 43

    Rain Likely

    • 36
    • 50

    Increasing Clouds

    • 51
    • 58

    Rain Likely

    • 17
    • 58

    Rain Likely

    • 19
    • 25

    Partly Sunny

    • 19
    • 34

    Mostly Cloudy

    • 11
    • 27

    Partly Sunny

Today 26 Dec Western Pendleton

Mostly cloudy with a 50 percent chance of rain. Highs in the lower 40s. Southwest Winds 10 to 15 Mph with Gusts up to 35 Mph.

Tonight 26 Dec Western Pendleton

Mostly cloudy. A chance of rain and drizzle this Evening, then a slight chance of drizzle after midnight. Patchy fog. Lows in the upper 30s. West Winds 15 to 20 Mph with Gusts up to 40 Mph. Chance of rain 50 percent.

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Onego Temperature Statistics

December Temperature

Petersburg, Grant County Airport (18 miles)

  • Lowest 15 December, 2025

    6.4 °F
  • Average December

    34.9 °F
  • Highest 17 December, 2025

    61.5 °F

Climate (2020–Present)

Petersburg, Grant County Airport (18 miles)

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  • Average Low 2020–2025

    44.3 °F
  • Average 2020–2025

    55.4 °F
  • Average High 2020–2025

    67.5 °F
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