Hermiston Weather Forecast

    • 47
    • 79

    Partly Sunny

    • 47
    • 72

    Mostly Sunny

    • 51
    • 73

    Partly Sunny

    • 46
    • 74

    Slight Chance Rain Showers

    • 48
    • 76

    Mostly Sunny

    • 55
    • 85

    Mostly Sunny

    • 49
    • 81

    Chance Rain Showers

Today 26 Apr Lower Columbia Basin of Oregon

Sunny. Highs in the mid to upper 70s. West wind 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 26 Apr Lower Columbia Basin of Oregon

Mostly clear. Lows in the mid to upper 40s. Breezy. Southwest wind 10 to 20 Mph with Gusts to around 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hermiston Temperature Statistics

April Temperature

Hermiston, Hermiston Municipal Airport (1.2 miles)

  • Lowest 5 April, 2025

    28.9 °F

  • Average April

    52 °F

  • Highest 15 April, 2025

    75.7 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (1.2 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    67.3 °F
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