Coupeville NOLF Weather Forecast

    • 49
    • 66

    Partly Sunny

    • 51
    • 70

    Partly Sunny

    • 52
    • 70

    Partly Sunny

    • 51
    • 70

    Partly Sunny

    • 50
    • 66

    Rain Likely

    • 45
    • 61

    Rain Likely

Today 20 May Island County

Mostly sunny. Highs in the 60s. Northwest wind to 10 Mph.

Tonight 20 May Island County

Partly cloudy. Lows near 50. Northwest wind to 10 Mph in the evening becoming light.

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Coupeville NOLF Temperature Statistics

May Temperature

Whidbey Island Naval Air Station - Ault Field (11.8 miles)

  • Lowest 16 May, 2026

    44.1 °F

  • Average May

    53 °F

  • Highest 3 May, 2026

    66.9 °F

Climate (2021–Present)

Whidbey Island Naval Air Station - Ault Field (11.8 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    56.1 °F
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