Renton Municipal Airport Weather Forecast

    • 33
    • 43

    Mostly Cloudy

    • 34
    • 43

    Mostly Cloudy

    • 34
    • 46

    Mostly Cloudy

    • 36
    • 47

    Mostly Cloudy

    • 40
    • 49

    Chance Rain

    • 41
    • 50

    Rain Likely

Today 27 Dec Lowlands of Pierce and Southern King Counties

Mostly sunny. Patchy fog late in the morning. Highs near 40. South wind to 10 Mph in the morning becoming light.

Tonight 27 Dec Lowlands of Pierce and Southern King Counties

Mostly cloudy. Patchy fog in the morning. Lows in the upper 20s to mid 30s. Light wind.

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Renton Municipal Airport Temperature Statistics

December Temperature

Renton Municipal Airport (0 miles)

  • Lowest 1 December, 2025

    33.1 °F

  • Average December

    47.3 °F

  • Highest 15 December, 2025

    60.1 °F

Climate (2020–Present)

Renton Municipal Airport (0 miles)

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  • Average Low 2020–2025

    47.4 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    62.3 °F
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