Northlake / Corman Weather Forecast

    • 53
    • 66

    Rain

    • 55
    • 65

    Rain

    • 52
    • 64

    Rain

    • 51
    • 63

    Rain Showers

    • 50
    • 67

    Rain Likely

    • 46
    • 66

    Slight Chance Rain

Today 29 Sep Cowlitz County Lowlands

Rain this Morning, then Showers this afternoon. Highs in the upper 60s. South wind 5 to 10 Mph. Chance of rain near 100 percent. Rainfall Amounts around a quarter of an inch.

Tonight 29 Sep Cowlitz County Lowlands

Mostly cloudy with Showers likely in the Evening, then partly cloudy with a chance of rain after midnight. Lows in the lower 50s. South wind 5 to 10 Mph. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an inch.

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Northlake / Corman Temperature Statistics

September Temperature

Southwest Washington Regional Airport (3.1 miles)

  • Lowest 26 September, 2025

    44.1 °F

  • Average September

    64.4 °F

  • Highest 16 September, 2025

    91.9 °F

Climate (2020–Present)

Southwest Washington Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    62.3 °F
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