Mercer Ranch Airport Weather Forecast

    • 61
    • 94

    Patchy Smoke

    • 60
    • 90

    Patchy Smoke

    • 59
    • 89

    Mostly Sunny

    • 60
    • 88

    Sunny

    • 60
    • 87

    Sunny

    • 62
    • 88

    Mostly Sunny

    • 63
    • 89

    Mostly Sunny

Today 8 Aug Lower Columbia Basin of Washington

Partly cloudy. Patchy smoke. Highs in the 90s. Southwest wind 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 8 Aug Lower Columbia Basin of Washington

Mostly clear. Patchy smoke. Lows in the upper 50s to lower 60s. West wind 5 to 10 Mph with Gusts to around 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mercer Ranch Airport Temperature Statistics

August Temperature

Sunnyside Municipal Airport (29.2 miles)

  • Lowest 2 August, 2026

    44.8 °F

  • Average August

    68 °F

  • Highest 6 August, 2026

    97.2 °F

Climate (2021–2026)

Sunnyside Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    63 °F
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