Cactus Islands Weather Forecast

    • 54
    • 64

    Rain Showers Likely

    • 51
    • 63

    Rain Showers Likely

    • 52
    • 62

    Partly Sunny

    • 52
    • 60

    Rain Showers Likely

    • 53
    • 59

    Chance Rain Showers

    • 54
    • 62

    Mostly Cloudy

Today 17 Jun San Juan County

Mostly sunny. Highs in the mid 60s to lower 70s. South wind around 10 Mph in the morning becoming light.

Tonight 17 Jun San Juan County

Mostly cloudy. A chance of Showers after midnight. Lows in the lower to mid 50s. Light wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cactus Islands Temperature Statistics

June Temperature

Friday Harbor Airport (9.9 miles)

  • Lowest 2 June, 2025

    43.6 °F

  • Average June

    58.3 °F

  • Highest 8 June, 2025

    84.7 °F

Climate (2020–Present)

Friday Harbor Airport (9.9 miles)

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  • Average Low 2020–2025

    44.3 °F

  • Average 2020–2025

    51.6 °F

  • Average High 2020–2025

    59.5 °F
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