Weather Forecast for San Juan Islands
Washington, United States of America
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Current Weather - San Juan Islands: 9°C
Current Weather - San Juan Islands: 9°C
Washington, United States of America
Sunny
Feels like 7°C
Wind
15 km/h W
Humidity
46%
Pressure
1010 mb
UV Index
3
Visibility
16 km
Patchy rain nearby
Wednesday, April 15, 2026
High
8°C
Low
1°C
Rain Chance
75%
Hourly Forecast
4°C
5°C
5°C
Day Statistics
Maximum Wind
33 km/h
Humidity
80%
Precipitation
5 mm
UV Index
1
Visibility
10 km
Rain Chance
75%
Snow Chance
0%
Sun & Moon
Sunrise
06:21 AM
Sunset
08:04 PM
Moonrise
05:26 AM
Moonset
06:17 PM
Moon Phase
Waning Crescent
Moon Illumination
8%
Air Quality
PM2.5
3.7
μg/m³
PM10
5.2
μg/m³
NO₂
3.5
μg/m³
O₃
89.1
μg/m³
SO₂
1.3
μg/m³
CO
167.6
μg/m³
Sunny
Thursday, April 16, 2026
High
10°C
Low
6°C
Rain Chance
0%
Hourly Forecast
6°C
6°C
6°C
6°C
6°C
6°C
6°C
6°C
6°C
7°C
7°C
8°C
8°C
8°C
9°C
9°C
10°C
9°C
9°C
8°C
8°C
8°C
7°C
7°C
Day Statistics
Maximum Wind
24 km/h
Humidity
76%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:19 AM
Sunset
08:05 PM
Moonrise
05:42 AM
Moonset
07:41 PM
Moon Phase
Waning Crescent
Moon Illumination
3%
Air Quality
PM2.5
3.8
μg/m³
PM10
4.8
μg/m³
NO₂
5
μg/m³
O₃
85.4
μg/m³
SO₂
1.6
μg/m³
CO
169.1
μg/m³
Partly Cloudy
Friday, April 17, 2026
High
9°C
Low
6°C
Rain Chance
0%
Hourly Forecast
7°C
7°C
7°C
6°C
6°C
6°C
6°C
6°C
6°C
6°C
7°C
7°C
8°C
9°C
9°C
9°C
9°C
9°C
9°C
8°C
8°C
8°C
8°C
8°C
Day Statistics
Maximum Wind
22 km/h
Humidity
77%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:17 AM
Sunset
08:07 PM
Moonrise
06:01 AM
Moonset
09:08 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
9
μg/m³
PM10
13.1
μg/m³
NO₂
4.6
μg/m³
O₃
88.3
μg/m³
SO₂
1.5
μg/m³
CO
155.9
μg/m³
Partly Cloudy
Saturday, April 18, 2026
High
12°C
Low
8°C
Rain Chance
0%
Hourly Forecast
8°C
8°C
8°C
8°C
8°C
8°C
8°C
8°C
9°C
9°C
9°C
10°C
10°C
10°C
11°C
11°C
12°C
12°C
12°C
11°C
11°C
10°C
9°C
9°C
Day Statistics
Maximum Wind
10 km/h
Humidity
71%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:15 AM
Sunset
08:08 PM
Moonrise
06:25 AM
Moonset
10:37 PM
Moon Phase
Waxing Crescent
Moon Illumination
1%
Air Quality
PM2.5
15.2
μg/m³
PM10
17.5
μg/m³
NO₂
22.4
μg/m³
O₃
53.1
μg/m³
SO₂
2.9
μg/m³
CO
199.8
μg/m³
Partly Cloudy
Sunday, April 19, 2026
High
14°C
Low
9°C
Rain Chance
0%
Hourly Forecast
9°C
9°C
9°C
9°C
9°C
9°C
9°C
9°C
10°C
10°C
11°C
12°C
12°C
13°C
13°C
14°C
14°C
14°C
14°C
13°C
12°C
12°C
11°C
11°C
Day Statistics
Maximum Wind
14 km/h
Humidity
71%
Precipitation
0 mm
UV Index
0
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:13 AM
Sunset
08:09 PM
Moonrise
06:57 AM
Moonset
No moonset
Moon Phase
Waxing Crescent
Moon Illumination
3%
Air Quality
PM2.5
12.1
μg/m³
PM10
13.4
μg/m³
NO₂
22.7
μg/m³
O₃
61.1
μg/m³
SO₂
3.2
μg/m³
CO
246.1
μg/m³
Sunny
Monday, April 20, 2026
High
16°C
Low
10°C
Rain Chance
0%
Hourly Forecast
11°C
11°C
10°C
10°C
10°C
10°C
10°C
11°C
11°C
12°C
12°C
13°C
14°C
14°C
15°C
15°C
15°C
15°C
14°C
14°C
13°C
13°C
12°C
12°C
Day Statistics
Maximum Wind
9 km/h
Humidity
74%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:12 AM
Sunset
08:11 PM
Moonrise
07:42 AM
Moonset
12:03 AM
Moon Phase
Waxing Crescent
Moon Illumination
9%
Sunny
Tuesday, April 21, 2026
High
14°C
Low
8°C
Rain Chance
0%
Hourly Forecast
12°C
12°C
12°C
11°C
11°C
11°C
11°C
11°C
12°C
12°C
12°C
13°C
13°C
13°C
14°C
14°C
14°C
14°C
13°C
13°C
12°C
11°C
9°C
9°C
Day Statistics
Maximum Wind
34 km/h
Humidity
80%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:10 AM
Sunset
08:12 PM
Moonrise
08:41 AM
Moonset
01:19 AM
Moon Phase
Waxing Crescent
Moon Illumination
17%
Solar Radiation Data
Shortwave Radiation
638.58
Diffuse Radiation
244.09
DNI
2404.76
GTI
622.73
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