Junction City Weather Forecast

    • 43
    • 53

    Rain

    • 37
    • 51

    Rain

    • 34
    • 50

    Rain Showers

    • 38
    • 55

    Chance Rain

    • 39
    • 56

    Mostly Cloudy

    • 43
    • 60

    Rain Likely

Today 13 Apr Lower Chehalis River Valley

Mostly cloudy. A chance of rain until late Afternoon, then a slight chance of rain late in the afternoon. Highs in the 50s. West wind around 10 Mph with Gusts to 20 Mph.

Tonight 13 Apr Lower Chehalis River Valley

Mostly cloudy. A slight chance of rain in the evening. A chance of rain after Midnight, then rain likely in the morning. Rainfall Amounts less than a tenth of an inch likely. Lows in the lower to mid 40s. West wind around 10 Mph with Gusts to 20 Mph in the evening becoming light.

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Junction City Temperature Statistics

April Temperature

Hoquiam, Bowerman Airport (6.8 miles)

  • Lowest 8 April, 2026

    34.6 °F

  • Average April

    50.4 °F

  • Highest 5 April, 2026

    72.6 °F

Climate (2021–Present)

Hoquiam, Bowerman Airport (6.8 miles)

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  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    52.3 °F

  • Average High 2021–2026

    58.6 °F
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