Junction City Weather Forecast

    • 35
    • 55

    Decreasing Clouds

    • 36
    • 58

    Mostly Sunny

    • 43
    • 55

    Cloudy

    • 41
    • 58

    Mostly Cloudy

    • 45
    • 57

    Rain Likely

    • 46
    • 58

    Rain Likely

Today 31 Oct Lower Chehalis River Valley

Mostly sunny. Patchy frost in the morning. Highs in the 50s. East wind to 10 Mph.

Tonight 31 Oct Lower Chehalis River Valley

Mostly cloudy in the evening then becoming mostly clear. Patchy fog after midnight. Patchy frost in the morning. Lows in the 30s. Light wind.

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  • Temperature Real-Time

Junction City Temperature Statistics

October Temperature

Hoquiam, Bowerman Airport (6.8 miles)

  • Lowest 23 October, 2026

    35.7 °F

  • Average October

    54.2 °F

  • Highest 3 October, 2026

    73.7 °F

Climate (2021–2026)

Hoquiam, Bowerman Airport (6.8 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    58.7 °F
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