Hermiston Municipal Airport Weather Forecast

    • 39
    • 62

    Rain Showers

    • 35
    • 56

    Rain Likely

    • 36
    • 56

    Slight Chance Rain

    • 38
    • 57

    Mostly Cloudy

    • 35
    • 60

    Partly Sunny

    • 38
    • 57

    Mostly Cloudy

Today 25 Oct Lower Columbia Basin of Oregon

Rain likely in the Morning, then rain in the afternoon. Highs in the lower to mid 60s. Breezy. East wind 5 to 10 Mph with Gusts to around 20 Mph shifting to the southwest 10 to 20 Mph with Gusts to around 40 Mph in the afternoon. Chance of precipitation 90 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 25 Oct Lower Columbia Basin of Oregon

Partly cloudy with a 20 percent chance of rain. Lows in the lower 40s. Windy. Southwest wind 20 to 30 Mph with Gusts to around 45 Mph.

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  • Temperature Forecast NOAA

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Hermiston Municipal Airport Temperature Statistics

October Temperature

Hermiston, Hermiston Municipal Airport (0 miles)

  • Lowest 14 October, 2025

    30 °F

  • Average October

    53.1 °F

  • Highest 8 October, 2025

    75.9 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (0 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    67.5 °F
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