Junction City Weather Forecast

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    • 46

    Rain Showers

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    • 45

    Rain Showers

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    • 44

    Mostly Cloudy

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    • 44

    Mostly Cloudy

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    Mostly Cloudy

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    Chance Rain Showers

Today 25 Dec Lower Chehalis River Valley

Mostly cloudy. A chance of rain Showers in the Morning, then rain Showers in the afternoon. Patchy fog in the afternoon. Rainfall Amounts a tenth to a quarter of an inch possible. Highs in the mid to upper 40s. East wind 10 to 15 Mph with Gusts to 25 Mph.

Tonight 25 Dec Lower Chehalis River Valley

Showers likely in the Evening, then a chance of Showers in the late evening and early morning. Showers likely in the morning. Rainfall Amounts a tenth to a quarter of an inch possible. Lows in the mid 30s to lower 40s. East wind around 10 Mph with Gusts to 20 Mph becoming southeast after midnight.

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Junction City Temperature Statistics

December Temperature

Hoquiam, Bowerman Airport (6.8 miles)

  • Lowest 1 December, 2025

    35.1 °F

  • Average December

    48.3 °F

  • Highest 15 December, 2025

    57 °F

Climate (2020–Present)

Hoquiam, Bowerman Airport (6.8 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    58.4 °F
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