Decatur Island - Davis Bay Weather Forecast

    • 50
    • 60

    Decreasing Clouds

    • 51
    • 61

    Partly Sunny

    • 52
    • 61

    Mostly Cloudy

    • 52
    • 59

    Chance Rain Showers

    • 52
    • 61

    Chance Rain Showers

    • 53
    • 63

    Partly Sunny

Today 4 Jul San Juan County

Partly sunny. Highs in the 60s. Light wind becoming southwest to 10 Mph in the afternoon.

Tonight 4 Jul San Juan County

Mostly clear. Lows in the upper 40s to mid 50s. Southwest wind 10 to 15 Mph decreasing to 10 Mph or less after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Decatur Island - Davis Bay Temperature Statistics

July Temperature

Friday Harbor Airport (9.9 miles)

  • Lowest 1 July, 2020

    52 °F
  • Average July

    55.6 °F
  • Highest 1 July, 2020

    61 °F

Climate (2010–Present)

Friday Harbor Airport (9.9 miles)

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  • Average Low 2010–Present

    43.5 °F
  • Average 2010–Present

    50.3 °F
  • Average High 2010–Present

    58.1 °F
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