West Longview Weather Forecast

    • 55
    • 86

    Sunny

    • 55
    • 76

    Mostly Sunny

    • 54
    • 74

    Partly Sunny

    • 54
    • 76

    Partly Sunny

    • 58
    • 69

    Chance Rain

    • 53
    • 69

    Chance Rain

Today 16 Sep Cowlitz County Lowlands

Sunny. Highs in the upper 80s. East wind 10 to 15 Mph, becoming southeast this afternoon.

Tonight 16 Sep Cowlitz County Lowlands

Clear. Lows in the mid 50s. South wind 5 to 10 Mph, becoming light after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

West Longview Temperature Statistics

September Temperature

Southwest Washington Regional Airport (6.2 miles)

  • Lowest 8 September, 2025

    52 °F

  • Average September

    65.8 °F

  • Highest 2 September, 2025

    88 °F

Climate (2020–Present)

Southwest Washington Regional Airport (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    62.3 °F
Get WillyWeather+ to remove ads