Fort Casey Weather Forecast

    • 51
    • 65

    Rain

    • 50
    • 62

    Rain Showers Likely

    • 49
    • 64

    Partly Sunny

    • 51
    • 66

    Mostly Sunny

    • 55
    • 70

    Mostly Sunny

    • 56
    • 76

    Mostly Sunny

Today 8 Jun Island County

Cloudy in the Morning, then a chance of rain early in the afternoon. Cloudy with rain likely late in the afternoon. Rainfall Amounts less than a tenth of an inch likely. Highs in the 60s. Southeast wind to 10 Mph becoming south in the afternoon.

Tonight 8 Jun Island County

Rain. Rainfall Amounts a quarter to a half inch possible. Lows near 50. East wind to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Casey Temperature Statistics

June Temperature

Whidbey Island Naval Air Station - Ault Field (13 miles)

  • Lowest 1 June, 2026

    42.1 °F

  • Average June

    56.6 °F

  • Highest 2 June, 2026

    72 °F

Climate (2021–Present)

Whidbey Island Naval Air Station - Ault Field (13 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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