McNary Weather Forecast

    • 59
    • 93

    Sunny

    • 63
    • 100

    Hot

    • 68
    • 103

    Hot

    • 62
    • 96

    Partly Sunny

    • 61
    • 91

    Mostly Sunny

    • 61
    • 92

    Mostly Sunny

    • 62
    • 93

    Mostly Sunny

Today 29 Jun Lower Columbia Basin of Oregon

Sunny. Highs in the lower 90s. Light Wind, becoming northeast 5 to 10 Mph in the afternoon.

Tonight 29 Jun Lower Columbia Basin of Oregon

Clear. Lows in the upper 50s to lower 60s. East wind 5 to 10 Mph.

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McNary Temperature Statistics

June Temperature

Hermiston, Hermiston Municipal Airport (6.2 miles)

  • Lowest 2 June, 2025

    40.6 °F

  • Average June

    70.9 °F

  • Highest 9 June, 2025

    104.6 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (6.2 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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