Arbor Lake Weather Forecast

    • 54
    • 73

    Sunny

    • 54
    • 74

    Mostly Sunny

    • 54
    • 72

    Partly Sunny

    • 53
    • 71

    Partly Sunny

    • 54
    • 72

    Partly Sunny

    • 54
    • 70

    Slight Chance Rain

Today 16 Sep Lowlands of Pierce and Southern King Counties

Sunny. Patchy fog in the morning. Highs in the mid 60s to lower 70s. Northeast wind to 10 Mph becoming north in the afternoon.

Tonight 16 Sep Lowlands of Pierce and Southern King Counties

Clear. Lows in the upper 40s to mid 50s. North wind to 10 Mph with Gusts to 20 Mph becoming northeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arbor Lake Temperature Statistics

September Temperature

Seattle, Seattle-Tacoma International Airport (3.1 miles)

  • Lowest 5 September, 2026

    52.6 °F

  • Average September

    62.4 °F

  • Highest 9 September, 2026

    78.7 °F

Climate (2021–2026)

Seattle, Seattle-Tacoma International Airport (3.1 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    61.3 °F
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