Steamboat Rock State Park Weather Forecast

    • 55
    • 78

    Increasing Clouds

    • 49
    • 72

    Rain Showers Likely

    • 50
    • 61

    Rain Showers Likely

    • 53
    • 70

    Rain Showers Likely

    • 55
    • 78

    Slight Chance Rain Showers

    • 59
    • 85

    Mostly Sunny

    • 62
    • 89

    Partly Sunny

Today 19 Jun Upper Columbia Basin

Mostly cloudy. Highs in the mid 70s to lower 80s. Southwest wind 5 to 10 Mph.

Tonight 19 Jun Upper Columbia Basin

Mostly cloudy. Lows in the upper 40s to mid 50s. Southwest wind 5 to 10 Mph. Gusts up to 20 Mph overnight.

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Steamboat Rock State Park Temperature Statistics

June Temperature

Ephrata, Ephrata Municipal Airport (43.5 miles)

  • Lowest 1 June, 2025

    50.6 °F
  • Average June

    74.5 °F
  • Highest 9 June, 2025

    101.6 °F

Climate (2020–Present)

Ephrata, Ephrata Municipal Airport (43.5 miles)

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  • Average Low 2020–2025

    42 °F
  • Average 2020–2025

    53.2 °F
  • Average High 2020–2025

    63.5 °F
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