Chehalis Weather Forecast

    • 51
    • 70

    Mostly Cloudy

    • 45
    • 68

    Mostly Cloudy

    • 44
    • 60

    Rain Showers

    • 41
    • 61

    Rain Showers

    • 46
    • 71

    Mostly Cloudy

    • 49
    • 66

    Chance Rain Showers

    • 49
    • 71

    Chance Rain Showers

Today 3 Jun Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. Highs near 70. Light wind becoming southwest to 10 Mph in the afternoon.

Tonight 3 Jun Lowlands of Lewis and Southern Thurston Counties

Mostly cloudy. A slight chance of rain in the evening. A slight chance of rain late in the night. Lows near 50. West wind 10 to 15 Mph becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chehalis Temperature Statistics

June Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 1 June, 2026

    41 °F

  • Average June

    60.7 °F

  • Highest 1 June, 2026

    78.8 °F

Climate (2021–Present)

Chehalis-Centralia Airport (1.2 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61.4 °F
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