Photo information

San Juan Islands

Photo
Bureau of Land Management
Licence
Public domain
Original
View source
Changes
Cropped
Trailwind
Destination

San Juan Islands

San Juan Islands, Washington, United States
Best timeJun–Sep
Set inSan Juan Islands, Washington, United States
In season~70°F high
Climate
Data source

Climate

Source

2018–2023 averages, not a forecast. Wet days estimate days with at least 1 mm of rain or snow using a calibrated ERA5 threshold. Contains modified Copernicus Climate Change Service information. Weather data by Open-Meteo.com (AWS Open Data, CC BY 4.0).

ERA5 via Open-Meteo AWS Open Data

36–70°F
Fares from$173
Nearest airportSEA
CurrencyUSD
LanguageEnglish
TimezoneUTC-05:00
On the map
Map showing the location of San Juan Islands
Directions (Google Maps) →
Historical monthly weather

Sweet spotPeak Jul–Aug. Go in Jun, Sep for similar weather.

Sunny share of daylightJul · 66%
WarmestAug · 70°F
WettestJan
Best windowJun–Sep
J
F
M
A
M
J
J
A
S
O
N
D
Bar height is the typical daytime high; color shows sunny share of daylight. The shaded months are the ideal window to go.
Weather data & source

2018–2023 averages, not a forecast. Wet days estimate days with at least 1 mm of rain or snow using a calibrated ERA5 threshold. Contains modified Copernicus Climate Change Service information. Weather data by Open-Meteo.com (AWS Open Data, CC BY 4.0). Sunny share of daylight is calibrated from daytime cloud cover. ERA5 via Open-Meteo AWS Open Data

An archipelago in the rain shadow, with resident orcas and slow ferry days.

Best time to visit

Aim for Jun–Sep, the 4 months that line up best.

Pairs well with

Doug Mitchell Thunderbird Sports Centre
48 mi away
BC Place
48 mi away
Rogers Arena
48 mi away
Vancouver Art Gallery
49 mi away

Frequently asked questions

When is the best time to visit San Juan Islands?

The best time to visit San Juan Islands is June–September, in San Juan Islands, Washington, United States.

Where is San Juan Islands?

San Juan Islands is in San Juan Islands, Washington, United States. The nearest major airport is SEA.

What is San Juan Islands known for?

An archipelago in the rain shadow, with resident orcas and slow ferry days.

Explore Vancouver →