Hermiston Weather Forecast

    • 34
    • 38

    Mostly Cloudy

    • 32
    • 52

    Partly Sunny

    • 28
    • 46

    Patchy Freezing Fog

    • 31
    • 47

    Patchy Freezing Fog

    • 31
    • 45

    Mostly Cloudy

    • 28
    • 42

    Mostly Cloudy

Today 16 Jan Lower Columbia Basin of Oregon

Mostly cloudy. Patchy fog and freezing fog in the morning. Highs 37 to 42. North wind 5 to 10 Mph.

Tonight 16 Jan Lower Columbia Basin of Oregon

Mostly cloudy. Lows 34 to 39. Wind light and variable becoming south around 5 Mph overnight.

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Hermiston Temperature Statistics

January Temperature

Hermiston, Hermiston Municipal Airport (1.2 miles)

  • Lowest 8 January, 2021

    28.9 °F
  • Average January

    43.2 °F
  • Highest 13 January, 2021

    68 °F

Climate (2010–Present)

Hermiston, Hermiston Municipal Airport (1.2 miles)

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  • Average Low 2010–Present

    43 °F
  • Average 2010–Present

    54.7 °F
  • Average High 2010–Present

    66.5 °F
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