Irrigon Weather Forecast

    • 42
    • 69

    Partly Sunny

    • 46
    • 73

    Partly Sunny

    • 49
    • 76

    Mostly Cloudy

    • 51
    • 76

    Mostly Sunny

    • 49
    • 78

    Mostly Sunny

    • 50
    • 82

    Mostly Sunny

Today 23 Sep Lower Columbia Basin of Oregon

Mostly cloudy. Highs 67 to 72. South wind around 5 Mph shifting to the southwest in the afternoon.

Tonight 23 Sep Lower Columbia Basin of Oregon

Partly cloudy. Lows 42 to 47. Northeast wind around 5 Mph shifting to the south overnight.

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Irrigon Temperature Statistics

September Temperature

Hermiston, Hermiston Municipal Airport (11.8 miles)

  • Lowest 16 September, 2017

    39 °F
  • Average September

    67.1 °F
  • Highest 2 September, 2017

    97 °F

Climate (2010–Present)

Hermiston, Hermiston Municipal Airport (11.8 miles)

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  • Average Low 2010–Present

    42.5 °F
  • Average 2010–Present

    55.4 °F
  • Average High 2010–Present

    67.3 °F
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