Ione Weather Forecast

    • 34
    • 48

    Rain Likely

    • 32
    • 49

    Rain Likely

    • 26
    • 42

    Partly Sunny

    • 22
    • 37

    Partly Sunny

    • 23
    • 34

    Partly Sunny

    • 25
    • 36

    Partly Sunny

Today 25 Dec Lower Columbia Basin of Oregon

Patchy fog in the morning. Mostly cloudy with a chance of rain in the Morning, then mostly sunny with a chance of rain in the afternoon. Highs in the mid to upper 40s. Northeast wind 5 to 10 Mph. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 25 Dec Lower Columbia Basin of Oregon

Mostly cloudy. A chance of rain. Lows in the lower to mid 30s. South wind 5 to 10 Mph. Chance of precipitation 50 percent. Rainfall Amounts less than a tenth of an inch.

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Ione Temperature Statistics

December Temperature

Hermiston, Hermiston Municipal Airport (34.8 miles)

  • Lowest 1 December, 2025

    25 °F

  • Average December

    45.2 °F

  • Highest 15 December, 2025

    72 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (34.8 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    67.7 °F
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