Kalama Weather Forecast

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    • 58

    Rain Showers

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    • 49

    Rain

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    • 55

    Rain

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    • 48

    Rain

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    Rain Likely

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    • 48

    Rain

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    Rain Likely

Today 16 Dec Cowlitz County Lowlands

A chance of rain this Morning, then rain this afternoon. Highs in the mid 50s. South wind 10 to 15 Mph. Chance of rain near 100 percent. Rainfall Amounts a tenth to a quarter of an inch.

Tonight 16 Dec Cowlitz County Lowlands

Rain Showers with a slight chance of Thunderstorms. Lows in the lower 40s. South wind 15 to 20 Mph, becoming west after midnight. Gusts up to 45 Mph. Chance of rain near 100 percent. Rainfall Amounts a half to three Quarters of an Inch, except higher Amounts possible in Thunderstorms.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kalama Temperature Statistics

December Temperature

Southwest Washington Regional Airport (7.5 miles)

  • Lowest 1 December, 2025

    35.1 °F

  • Average December

    49.1 °F

  • Highest 10 December, 2025

    57.9 °F

Climate (2020–Present)

Southwest Washington Regional Airport (7.5 miles)

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  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    62.4 °F
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