Weather Forecast for San Juan Islands
Washington, United States of America
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Current Weather - San Juan Islands: 16°C
Current Weather - San Juan Islands: 16°C
Washington, United States of America
Overcast
Feels like 16°C
Wind
16 km/h SW
Humidity
70%
Pressure
1023 mb
UV Index
5
Visibility
16 km
Sunny
Wednesday, July 08, 2026
High
21°C
Low
12°C
Rain Chance
7%
Hourly Forecast
18°C
17°C
15°C
12°C
Day Statistics
Maximum Wind
31 km/h
Humidity
71%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
05:19 AM
Sunset
09:14 PM
Moonrise
12:25 AM
Moonset
03:00 PM
Moon Phase
Waning Crescent
Moon Illumination
28%
Air Quality
PM2.5
3.4
μg/m³
PM10
4.8
μg/m³
NO₂
4.2
μg/m³
O₃
52.3
μg/m³
SO₂
0.8
μg/m³
CO
94.4
μg/m³
Partly Cloudy
Thursday, July 09, 2026
High
16°C
Low
11°C
Rain Chance
16%
Hourly Forecast
12°C
12°C
11°C
11°C
11°C
12°C
12°C
12°C
13°C
13°C
14°C
14°C
14°C
14°C
15°C
16°C
16°C
16°C
16°C
16°C
15°C
15°C
14°C
14°C
Day Statistics
Maximum Wind
26 km/h
Humidity
80%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
16%
Snow Chance
0%
Sun & Moon
Sunrise
05:20 AM
Sunset
09:14 PM
Moonrise
12:44 AM
Moonset
04:19 PM
Moon Phase
Waning Crescent
Moon Illumination
19%
Air Quality
PM2.5
5.6
μg/m³
PM10
8.3
μg/m³
NO₂
4.4
μg/m³
O₃
53.3
μg/m³
SO₂
0.8
μg/m³
CO
93.9
μg/m³
Overcast
Friday, July 10, 2026
High
15°C
Low
13°C
Rain Chance
41%
Hourly Forecast
14°C
14°C
14°C
14°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
13°C
14°C
14°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
14°C
14°C
14°C
Day Statistics
Maximum Wind
18 km/h
Humidity
85%
Precipitation
0 mm
UV Index
3
Visibility
10 km
Rain Chance
41%
Snow Chance
0%
Sun & Moon
Sunrise
05:21 AM
Sunset
09:13 PM
Moonrise
01:08 AM
Moonset
05:40 PM
Moon Phase
Waning Crescent
Moon Illumination
12%
Air Quality
PM2.5
3.2
μg/m³
PM10
4.4
μg/m³
NO₂
5.9
μg/m³
O₃
38.7
μg/m³
SO₂
1
μg/m³
CO
87.5
μg/m³
Patchy rain nearby
Saturday, July 11, 2026
High
15°C
Low
12°C
Rain Chance
28%
Hourly Forecast
14°C
14°C
14°C
13°C
13°C
13°C
13°C
13°C
12°C
12°C
13°C
13°C
13°C
13°C
14°C
15°C
15°C
15°C
15°C
14°C
15°C
15°C
15°C
14°C
Day Statistics
Maximum Wind
25 km/h
Humidity
76%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
28%
Snow Chance
0%
Sun & Moon
Sunrise
05:22 AM
Sunset
09:12 PM
Moonrise
01:42 AM
Moonset
07:00 PM
Moon Phase
Waning Crescent
Moon Illumination
6%
Air Quality
PM2.5
4.1
μg/m³
PM10
5.6
μg/m³
NO₂
6.4
μg/m³
O₃
43.3
μg/m³
SO₂
1.4
μg/m³
CO
89.2
μg/m³
Sunny
Sunday, July 12, 2026
High
15°C
Low
12°C
Rain Chance
9%
Hourly Forecast
13°C
13°C
13°C
13°C
12°C
12°C
12°C
12°C
13°C
14°C
14°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
14°C
13°C
13°C
Day Statistics
Maximum Wind
15 km/h
Humidity
73%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
9%
Snow Chance
0%
Sun & Moon
Sunrise
05:23 AM
Sunset
09:12 PM
Moonrise
02:31 AM
Moonset
08:09 PM
Moon Phase
New Moon
Moon Illumination
2%
Air Quality
PM2.5
4.4
μg/m³
PM10
6.9
μg/m³
NO₂
2.3
μg/m³
O₃
51
μg/m³
SO₂
0.9
μg/m³
CO
84.8
μg/m³
Sunny
Monday, July 13, 2026
High
16°C
Low
12°C
Rain Chance
8%
Hourly Forecast
12°C
12°C
12°C
12°C
12°C
12°C
12°C
13°C
13°C
14°C
14°C
15°C
16°C
16°C
16°C
16°C
15°C
15°C
15°C
16°C
16°C
15°C
15°C
14°C
Day Statistics
Maximum Wind
12 km/h
Humidity
72%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
8%
Snow Chance
0%
Sun & Moon
Sunrise
05:24 AM
Sunset
09:11 PM
Moonrise
03:37 AM
Moonset
09:04 PM
Moon Phase
New Moon
Moon Illumination
0%
Sunny
Tuesday, July 14, 2026
High
17°C
Low
13°C
Rain Chance
7%
Hourly Forecast
14°C
14°C
13°C
13°C
13°C
13°C
13°C
13°C
14°C
14°C
15°C
15°C
16°C
16°C
16°C
17°C
17°C
17°C
17°C
17°C
17°C
16°C
15°C
14°C
Day Statistics
Maximum Wind
9 km/h
Humidity
73%
Precipitation
0 mm
UV Index
5
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
05:25 AM
Sunset
09:10 PM
Moonrise
05:00 AM
Moonset
09:43 PM
Moon Phase
New Moon
Moon Illumination
1%
Solar Radiation Data
Shortwave Radiation
283.36
Diffuse Radiation
101.86
DNI
0
GTI
0
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