Chehalis Weather Forecast

    • 50
    • 58

    Rain

    • 46
    • 61

    Rain

    • 45
    • 68

    Chance Rain

    • 48
    • 75

    Mostly Sunny

    • 50
    • 80

    Mostly Sunny

    • 57
    • 88

    Sunny

Today 8 Jun Lowlands of Lewis and Southern Thurston Counties

A slight chance of rain in the Morning, then rain likely late in the morning. Rain in the afternoon. Rainfall Amounts a quarter to a half inch possible. Highs in the mid to upper 50s. Light wind becoming southeast to 10 Mph in the afternoon.

Tonight 8 Jun Lowlands of Lewis and Southern Thurston Counties

Rain in the Evening, then rain likely after midnight. Rainfall Amounts a quarter to a half inch possible. Lows near 50. Light wind becoming southwest to 10 Mph after midnight.

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Chehalis Temperature Statistics

June Temperature

Chehalis-Centralia Airport (1.2 miles)

  • Lowest 1 June, 2026

    41 °F

  • Average June

    60.4 °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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