Chehalis Weather Forecast

    • 46
    • 70

    Increasing Clouds

    • 43
    • 62

    Rain

    • 40
    • 59

    Rain Showers

    • 47
    • 68

    Chance Rain

    • 48
    • 64

    Rain Likely

    • 45
    • 65

    Rain Likely

    • 47
    • 67

    Chance Rain

Today 4 Jun Lowlands of Lewis and Southern Thurston Counties

Mostly sunny. Highs in the mid 60s to lower 70s. Southwest wind to 10 Mph becoming west in the afternoon.

Tonight 4 Jun Lowlands of Lewis and Southern Thurston Counties

Partly cloudy until early morning then becoming mostly cloudy. Lows in the 40s. West wind 10 to 15 Mph in the evening becoming light.

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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

    63.7 °F

  • Highest 2 June, 2026

    87.8 °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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