San Juan Island 5 Day Forecast

Sun Aug 7 | Sunny San Juan Island weather - Sun Aug 7 - Sunny

83°F

High

54°F

Low

8mph N

Wind

Day: 0% | Night: 0%

Precipitation

5:53 am

Sunrise

8:42 pm

Sunset

Day
Sunny, with a high near 83. North wind around 8 mph.

Night
Clear, with a low around 54. Calm wind becoming north northwest 5 to 7 mph after midnight.

Mon Aug 8

Sunny

San Juan Island weather - Mon Aug 8 - Sunny
  • High 81°F
  • Low 54°F
  • Wind 9mph N
  • Precipitation
    Day: 0%
    Night: 0%
  • Sunrise
    5:55 am
  • Sunset
    8:41 pm
Summary
Day
Sunny, with a high near 81. North wind 7 to 9 mph.
Night
Mostly clear, with a low around 54. North wind around 6 mph becoming calm in the evening.

Tue Aug 9

Mostly Sunny

San Juan Island weather - Tue Aug 9 - Mostly Sunny
  • High 80°F
  • Low 55°F
  • Wind 7mph calm
  • Precipitation
    Day: 0%
    Night: 0%
  • Sunrise
    5:56 am
  • Sunset
    8:39 pm
Summary
Day
Mostly sunny, with a high near 80. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Night
Partly cloudy, with a low around 55.

Wed Aug 10

Showers Likely

San Juan Island weather - Wed Aug 10 - Showers Likely
  • High 71°F
  • Low 54°F
  • Wind mild
  • Precipitation
    Day: 60%
    Night: 10%
  • Sunrise
    5:57 am
  • Sunset
    8:37 pm
Summary
Day
Showers likely, mainly before 11am. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Night
A chance of showers. Mostly cloudy, with a low around 54.

Thu Aug 11

Chance Of Showers

San Juan Island weather - Thu Aug 11 - Chance Of Showers
  • High 71°F
  • Low 53°F
  • Wind mild
  • Precipitation
    Day: 10%
    Night: 0%
  • Sunrise
    5:59 am
  • Sunset
    8:36 pm
Summary
Day
A chance of showers, mainly before 11am. Partly sunny, with a high near 71.
Night
Partly cloudy, with a low around 53.

Currently

San Juan Island, WA  weather condition is Fair and 76°F. 76°F°F
30.09 inHg.
Barometer
54%
Humidity
N. 8mph
Wind
Fair

5 Day Forecast Nearby

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Includes the Counties: San Juan County, Including The Cities Of Friday Harbor, Eastsound, And Roche Harbor