Columbia River - Kalama River Entrance Weather Forecast

    • 39
    • 44

    Rain Showers

    • 35
    • 49

    Mostly Cloudy

    • 39
    • 48

    Chance Rain

    • 43
    • 49

    Rain Likely

    • 43
    • 52

    Chance Rain

    • 41
    • 56

    Mostly Cloudy

    • 40
    • 55

    Mostly Cloudy

Today 8 Jan Cowlitz County Lowlands

Rain Showers likely with a slight chance of snow Showers this Morning, then rain Showers this afternoon. No snow accumulation. Highs in the mid 40s. Southwest wind 5 to 10 Mph. Chance of precipitation 90 percent. Rainfall Amounts a tenth to a quarter of an inch.

Tonight 8 Jan Cowlitz County Lowlands

Mostly cloudy with a 50 percent chance of rain Showers. Lows in the upper 30s. Winds light. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Columbia River - Kalama River Entrance Temperature Statistics

January Temperature

Southwest Washington Regional Airport (5.6 miles)

  • Lowest 1 January, 2026

    30 °F

  • Average January

    44 °F

  • Highest 3 January, 2026

    53.1 °F

Climate (2021–Present)

Southwest Washington Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    62.4 °F
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