Riverside County Park Weather Forecast

    • 52
    • 59

    Rain

    • 47
    • 61

    Rain Showers

    • 46
    • 66

    Mostly Cloudy

    • 48
    • 73

    Mostly Sunny

    • 51
    • 78

    Sunny

    • 57
    • 86

    Mostly Sunny

Today 8 Jun Cowlitz County Lowlands

Rain. Highs in the upper 50s. Southeast wind 5 to 10 Mph. Chance of rain near 100 percent. Rainfall Amounts a quarter to a half of an inch.

Tonight 8 Jun Cowlitz County Lowlands

Showers. Lows in the lower 50s. South wind 10 to 15 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent. Rainfall Amounts a tenth to a quarter of an inch.

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  • Temperature Real-Time

Riverside County Park Temperature Statistics

June Temperature

Southwest Washington Regional Airport (5 miles)

  • Lowest 1 June, 2026

    44.1 °F

  • Average June

    60.9 °F

  • Highest 2 June, 2026

    89.1 °F

Climate (2021–Present)

Southwest Washington Regional Airport (5 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.5 °F
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