Square Lake Weather Forecast

    • 41
    • 57

    Partly Sunny

    • 37
    • 57

    Increasing Clouds

    • 40
    • 55

    Rain Likely

    • 41
    • 56

    Rain Likely

    • 40
    • 58

    Slight Chance Rain

    • 40
    • 58

    Mostly Cloudy

    • 39
    • 57

    Partly Sunny

Today 22 Oct Eastern Kitsap County

Partly sunny. Highs in the mid to upper 50s.

Tonight 22 Oct Eastern Kitsap County

Mostly cloudy in the evening then becoming partly cloudy. Lows in the 40s. North wind to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Square Lake Temperature Statistics

October Temperature

Bremerton, Bremerton National Airport (3.1 miles)

  • Lowest 12 October, 2026

    32 °F

  • Average October

    54.2 °F

  • Highest 16 October, 2026

    75.9 °F

Climate (2021–2026)

Bremerton, Bremerton National Airport (3.1 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    60.1 °F
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