Longview Weather Forecast

    • 47
    • 74

    Increasing Clouds

    • 48
    • 66

    Mostly Cloudy

    • 47
    • 61

    Rain Showers Likely

    • 46
    • 63

    Rain Showers Likely

    • 48
    • 64

    Slight Chance Rain Showers

    • 45
    • 62

    Slight Chance Rain Showers

    • 46
    • 64

    Mostly Cloudy

Today 9 May Cowlitz County Lowlands

Partly sunny. Highs in the mid 70s. Winds light.

Tonight 9 May Cowlitz County Lowlands

Mostly cloudy. Lows in the mid 40s. Northwest wind 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Longview Temperature Statistics

May Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 4 May, 2025

    35.1 °F

  • Average May

    56.7 °F

  • Highest 1 May, 2025

    84 °F

Climate (2020–Present)

Southwest Washington Regional Airport (2.5 miles)

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

  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.2 °F
Get WillyWeather+ to remove ads