Newcastle Beach Park Weather Forecast

    • 33
    • 45

    Decreasing Clouds

    • 38
    • 48

    Partly Sunny

    • 45
    • 50

    Chance Rain

    • 50
    • 55

    Rain

    • 43
    • 55

    Rain

    • 39
    • 50

    Chance Rain

Today 3 Dec Bellevue and Vicinity

Partly sunny. Areas of fog in the morning. Areas of dense freezing fog in the morning. Patchy fog late in the morning. Highs in the 40s. Light wind.

Tonight 3 Dec Bellevue and Vicinity

Partly cloudy. Lows in the lower to mid 30s. Light wind.

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Newcastle Beach Park Temperature Statistics

December Temperature

Renton Municipal Airport (5 miles)

  • Lowest 1 December, 2024

    33.1 °F

  • Average December

    37.7 °F

  • Highest 1 December, 2024

    48 °F

Climate (2019–Present)

Renton Municipal Airport (5 miles)

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  • Average Low 2019–2024

    47.2 °F

  • Average 2019–2024

    54.2 °F

  • Average High 2019–2024

    61.9 °F
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