Junction City Weather Forecast

    • 46
    • 60

    Mostly Cloudy

    • 44
    • 61

    Mostly Cloudy

    • 49
    • 62

    Slight Chance Rain

    • 48
    • 71

    Mostly Cloudy

    • 48
    • 67

    Mostly Cloudy

    • 48
    • 72

    Partly Sunny

    • 49
    • 74

    Partly Sunny

Today 6 May Lower Chehalis River Valley

Mostly cloudy. Highs in the upper 50s to mid 60s. West wind to 10 Mph increasing to 10 to 15 Mph with Gusts to 25 Mph in the afternoon.

Tonight 6 May Lower Chehalis River Valley

Mostly cloudy. Lows in the mid to upper 40s. West wind 10 to 15 Mph decreasing to 10 Mph or less after midnight. Gusts to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Junction City Temperature Statistics

May Temperature

Hoquiam, Bowerman Airport (6.8 miles)

  • Lowest 1 May, 2026

    49.6 °F

  • Average May

    59.1 °F

  • Highest 3 May, 2026

    82.7 °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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