Mercer Ranch Airport Weather Forecast

    • 33
    • 47

    Rain

    • 28
    • 43

    Slight Chance Rain/Snow

    • 26
    • 43

    Chance Rain/Snow

    • 24
    • 38

    Chance Snow

    • 20
    • 32

    Chance Snow

    • 19
    • 31

    Chance Snow

Today 31 Jan Lower Columbia Basin of Washington

Rain and freezing rain in the Morning, then rain in the afternoon. Highs in the mid to upper 40s. South wind 5 to 15 Mph. Gusts up to 25 Mph in the afternoon. Chance of precipitation near 100 percent.

Tonight 31 Jan Lower Columbia Basin of Washington

Mostly cloudy with a 50 percent chance of rain. Lows in the lower to mid 30s. Windy. Southwest wind 15 to 25 Mph with Gusts to around 35 Mph. Rainfall Amounts less than a quarter of an inch.

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Mercer Ranch Airport Temperature Statistics

January Temperature

Sunnyside Municipal Airport (29.2 miles)

  • Lowest 28 January, 2025

    15.6 °F

  • Average January

    31.9 °F

  • Highest 11 January, 2025

    51.4 °F

Climate (2020–Present)

Sunnyside Municipal Airport (29.2 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    64.7 °F
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