Kelso-Longview Airport Weather Forecast

    • 56
    • 77

    Rain Showers Likely

    • 48
    • 69

    Chance Rain Showers

    • 50
    • 70

    Mostly Cloudy

    • 49
    • 63

    Rain Showers

    • 52
    • 61

    Rain Showers

    • 52
    • 72

    Chance Rain Showers

    • 54
    • 79

    Partly Sunny

Today 17 Jun Cowlitz County Lowlands

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

Tonight 17 Jun Cowlitz County Lowlands

Partly cloudy this Evening, then mostly cloudy with a chance of Showers after midnight. Lows in the mid 50s. Winds light. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kelso-Longview Airport Temperature Statistics

June Temperature

Southwest Washington Regional Airport (0 miles)

  • Lowest 2 June, 2025

    43 °F

  • Average June

    60.7 °F

  • Highest 8 June, 2025

    91.9 °F

Climate (2020–Present)

Southwest Washington Regional Airport (0 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.2 °F
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