Hermiston Municipal Airport Weather Forecast

    • 59
    • 95

    Becoming Sunny

    • 61
    • 92

    Sunny

    • 61
    • 94

    Sunny

    • 63
    • 95

    Mostly Sunny

    • 68
    • 96

    Mostly Cloudy

    • 68
    • 99

    Hot

Today 16 Jul Lower Columbia Basin of Oregon

Partly cloudy with a 20 percent chance of Showers in the Morning, then sunny in the afternoon. Highs in the lower to mid 90s. West wind 5 to 15 Mph. Gusts up to 35 Mph in the afternoon.

Tonight 16 Jul Lower Columbia Basin of Oregon

Clear. Lows in the upper 50s. Windy. Southwest wind 20 to 30 Mph with Gusts to around 40 Mph.

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Hermiston Municipal Airport Temperature Statistics

July Temperature

Hermiston, Hermiston Municipal Airport (0 miles)

  • Lowest 5 July, 2026

    51.7 °F

  • Average July

    75.5 °F

  • Highest 7 July, 2026

    100.7 °F

Climate (2021–2026)

Hermiston, Hermiston Municipal Airport (0 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    67.6 °F
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