Longview Weather Forecast

    • 48
    • 72

    Increasing Clouds

    • 49
    • 70

    Rain Showers

    • 46
    • 64

    Rain Showers

    • 45
    • 55

    Rain Showers Likely

    • 42
    • 57

    Chance Rain

    • 43
    • 55

    Rain Likely

Today 9 Apr Cowlitz County Lowlands

Sunny. Highs in the lower 70s. Winds light.

Tonight 9 Apr Cowlitz County Lowlands

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the upper 40s. Winds light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Longview Temperature Statistics

April Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 4 April, 2026

    37.9 °F

  • Average April

    53 °F

  • Highest 5 April, 2026

    79 °F

Climate (2021–Present)

Southwest Washington Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.5 °F
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