Horn Rapids County Park Weather Forecast

    • 40
    • 62

    Gradual Clearing

    • 34
    • 60

    Slight Chance Rain Showers

    • 36
    • 53

    Slight Chance Rain Showers

    • 32
    • 55

    Partly Sunny

    • 34
    • 53

    Mostly Cloudy

    • 32
    • 55

    Mostly Sunny

    • 33
    • 54

    Partly Sunny

Today 27 Oct Lower Columbia Basin of Washington

Mostly sunny. Highs in the upper 50s to lower 60s. Southwest wind 5 to 15 Mph with Gusts to around 25 Mph.

Tonight 27 Oct Lower Columbia Basin of Washington

Partly cloudy. A 20 percent chance of rain Showers overnight. Lows in the upper 30s to lower 40s. Southwest wind 5 to 15 Mph with Gusts to around 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Horn Rapids County Park Temperature Statistics

October Temperature

Tri-Cities Airport (16.8 miles)

  • Lowest 13 October, 2026

    29.6 °F

  • Average October

    54.3 °F

  • Highest 5 October, 2026

    84.7 °F

Climate (2021–2026)

Tri-Cities Airport (16.8 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    68 °F
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