Winlock Weather Forecast

    • 48
    • 73

    Areas Smoke

    • 47
    • 78

    Mostly Sunny

    • 53
    • 74

    Rain Likely

    • 46
    • 69

    Chance Rain

    • 48
    • 73

    Partly Sunny

    • 52
    • 76

    Chance Rain

Today 18 Sep Lowlands of Lewis and Southern Thurston Counties

Sunny. Highs in the lower to mid 70s. Light wind becoming north around 10 Mph in the afternoon.

Tonight 18 Sep Lowlands of Lewis and Southern Thurston Counties

Clear. Areas of smoke in the evening. Lows in the mid to upper 40s. North wind to 10 Mph with Gusts to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winlock Temperature Statistics

September Temperature

Chehalis-Centralia Airport (13 miles)

  • Lowest 15 September, 2025

    48.2 °F

  • Average September

    63.9 °F

  • Highest 3 September, 2025

    86 °F

Climate (2020–Present)

Chehalis-Centralia Airport (13 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    61.3 °F
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