Penn Cove Weather Forecast

    • 47
    • 60

    Increasing Clouds

    • 45
    • 57

    Mostly Cloudy

    • 43
    • 55

    Partly Sunny

    • 45
    • 56

    Chance Rain

    • 45
    • 56

    Slight Chance Rain

    • 44
    • 56

    Partly Sunny

    • 44
    • 55

    Partly Sunny

Today 21 Oct Island County

Sunny. Patchy fog in the morning. Highs in the mid 50s to lower 60s. Light wind.

Tonight 21 Oct Island County

Mostly cloudy. Lows in the 40s. Northwest wind 10 to 15 Mph becoming west after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Penn Cove Temperature Statistics

October Temperature

Whidbey Island Naval Air Station - Ault Field (8.1 miles)

  • Lowest 11 October, 2026

    37.9 °F

  • Average October

    51.6 °F

  • Highest 5 October, 2026

    64.9 °F

Climate (2021–2026)

Whidbey Island Naval Air Station - Ault Field (8.1 miles)

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  • Average Low 2021–2026

    44.3 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    55.9 °F
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