Cowlitz River - Longview Weather Forecast

    • 39
    • 43

    Rain

    • 35
    • 49

    Rain

    • 32
    • 42

    Rain/Snow

    • 30
    • 40

    Rain/Snow

    • 27
    • 39

    Rain/Snow Likely

    • 24
    • 38

    Rain/Snow Likely

Today 30 Jan Cowlitz County Lowlands

Mostly cloudy. Patchy frost in the morning. A chance of rain in the afternoon. Highs in the mid 40s. Winds light. Chance of rain 40 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 30 Jan Cowlitz County Lowlands

Rain. Lows in the upper 30s. South wind 5 to 10 Mph. Chance of rain near 100 percent. Rainfall Amounts a quarter to three Quarters of an inch.

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Cowlitz River - Longview Temperature Statistics

January Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 26 January, 2025

    19.9 °F

  • Average January

    38.4 °F

  • Highest 8 January, 2025

    54 °F

Climate (2020–Present)

Southwest Washington Regional Airport (2.5 miles)

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  • Average Low 2020–2025

    44.9 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62.1 °F
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