Heppner Weather Forecast

    • 48
    • 70

    Gradual Clearing

    • 51
    • 73

    Mostly Cloudy

    • 52
    • 75

    Mostly Cloudy

    • 43
    • 74

    Mostly Cloudy

    • 33
    • 55

    Partly Sunny

    • 35
    • 55

    Mostly Cloudy

Today 17 Mar Foothills of the Southern Blue Mountains of Oregon

Mostly cloudy. Highs in the upper 60s to lower 70s. Southwest wind 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 17 Mar Foothills of the Southern Blue Mountains of Oregon

Mostly cloudy. Lows in the mid to upper 40s. Southwest wind 5 to 15 Mph. Gusts up to 20 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Heppner Temperature Statistics

March Temperature

Hermiston, Hermiston Municipal Airport (35.4 miles)

  • Lowest 15 March, 2026

    26.1 °F

  • Average March

    48.1 °F

  • Highest 7 March, 2026

    70 °F

Climate (2021–Present)

Hermiston, Hermiston Municipal Airport (35.4 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.7 °F
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