Columbia River - Kalama River Entrance Weather Forecast

    • 32
    • 49

    Mostly Cloudy

    • 43
    • 52

    Chance Rain

    • 46
    • 61

    Rain Likely

    • 47
    • 58

    Rain

    • 50
    • 57

    Rain

    • 51
    • 63

    Rain Likely

    • 49
    • 66

    Chance Rain

Today 14 Mar Cowlitz County Lowlands

Mostly sunny. Highs in the upper 40s. Northwest wind 10 Mph.

Tonight 14 Mar Cowlitz County Lowlands

Partly cloudy this Evening, then becoming mostly cloudy. Areas of frost this evening. Widespread frost after midnight. Lows in the lower 30s. Northwest wind 5 to 10 Mph this Evening, becoming light and variable.

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  • Temperature Real-Time

Columbia River - Kalama River Entrance Temperature Statistics

March Temperature

Southwest Washington Regional Airport (5.6 miles)

  • Lowest 10 March, 2026

    32 °F

  • Average March

    46.7 °F

  • Highest 1 March, 2026

    62.1 °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

    53 °F

  • Average High 2021–2026

    62.5 °F
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