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San Juan region, Puerto Rico weather

Puerto Rico

Updated

Data was updated about 14 h ago and may not be current. We are updating the forecast for San Juan.

San Juan weather

28°
Clear sky
Feels like 33°
Low/High: 24° / 30°
Humidity79%
Wind11 km/h
Visibility30.4 km
UV index2
Through the day:
Morning
25°35%
Afternoon
29°33%
Evening
26°34%
Night
25°18%

Today's everyday tips

What to wear today?Comfortable

Warm: a T-shirt, a light shirt or shorts is most comfortable.

Suitability for light clothing90%
Good day to dry laundry?Maybe

Humid (79%) or scattered showers. Clothes dry slowly; hang them somewhere airy and keep an eye on the weather.

Drying index55%

San Juan weather by the hour

Next 24 hours

  1. Mainly clear28°Chance of rain 31%
  2. Light drizzle29°Chance of rain 32%
  3. Clear sky29°Chance of rain 33%
  4. Mainly clear29°Chance of rain 33%
  5. Mainly clear29°Chance of rain 33%
  6. Light drizzle30°Chance of rain 33%
  7. Light drizzle30°Chance of rain 33%
  8. Light drizzle29°Chance of rain 33%
  9. Thunderstorm26°Chance of rain 33%
  10. Light showers26°Chance of rain 34%
  11. Light drizzle26°Chance of rain 34%
  12. Overcast26°Chance of rain 33%
  13. Overcast25°Chance of rain 28%
  14. Overcast25°Chance of rain 22%
  15. Partly cloudy25°Chance of rain 18%
  16. Overcast25°Chance of rain 18%
  17. Overcast24°Chance of rain 20%
  18. Overcast25°Chance of rain 22%
  19. Partly cloudy25°Chance of rain 24%
  20. Overcast25°Chance of rain 27%
  21. Overcast25°Chance of rain 29%
  22. Overcast25°Chance of rain 32%
  23. Overcast25°Chance of rain 35%
  24. Overcast26°Chance of rain 35%

San Juan weather, next 7 days

  1. 24°30°

    Thunderstorm · Rain 51%

  2. 24°29°

    Thunderstorm · Rain 35%

  3. 25°29°

    Thunderstorm · Rain 38%

  4. 26°29°

    Light drizzle · Rain 65%

  5. 25°29°

    Light drizzle · Rain 76%

  6. 25°28°

    Light drizzle · Rain 53%

  7. 26°29°

    Light drizzle · Rain 55%

Environment

AQI details →
Air quality
–No data yet
Ultraviolet (UV)
1.95Low
Wind now
11km/h
Dew point
24°RH 79%

Sunrise & sunset

11h 46m of daylight
Noon 12:10
Rise: 06:17Dawn 05:55
Set: 18:04Dusk 18:25
W

Windy wind map & radar (San Juan)

Detailed radar →

San Juan weather trends, next 24 hours

Chance of rain & rainfall in San Juan

Bars show chance of rain (%); hover for rainfall (mm)

Show data table
Chance of rain and rainfall by the hour
TimeChance of rainRainfall
09:0031%0 mm
10:0032%0.2 mm
11:0033%0 mm
12:0033%0 mm
13:0033%0 mm
14:0033%0.1 mm
15:0033%0.1 mm
16:0033%0.2 mm
17:0033%3.3 mm
18:0034%1.4 mm
19:0034%0.1 mm
20:0033%0 mm
21:0028%0 mm
22:0022%0 mm
23:0018%0 mm
00:0018%0 mm
01:0020%0 mm
02:0022%0 mm
03:0024%0 mm
04:0027%0 mm
05:0029%0 mm
06:0032%0 mm
07:0035%0 mm
08:0035%0 mm

Temperature & feels-like

Hourly air and feels-like temperature (°C)

  • Temperature
  • Feels like
Show data table
Temperature by the hour
TimeTemperatureFeels like
09:0028°C32.5°C
10:0028.8°C32.3°C
11:0029°C33.4°C
12:0029.1°C34.1°C
13:0029.4°C34.2°C
14:0029.7°C33.3°C
15:0029.8°C33.2°C
16:0029.2°C32.7°C
17:0025.8°C29.9°C
18:0025.7°C30.2°C
19:0026°C30.1°C
20:0025.6°C30.1°C
21:0025.4°C30.1°C
22:0025.1°C30.3°C
23:0024.6°C30°C
00:0024.7°C29.8°C
01:0024.4°C29.6°C
02:0024.5°C29.1°C
03:0024.5°C29°C
04:0024.6°C29.4°C
05:0024.7°C29.6°C
06:0024.9°C29.7°C
07:0025.2°C30°C
08:0026.3°C31.2°C

UV index by the hour

How strong the sun's UV is through the day

Show data table
UV index by the hour
TimeUV indexRating
09:003.2Moderate
10:005.2Moderate
11:006.8High
12:007.8Very high
13:008Very high
14:007.3High
15:005.9High
16:003.9Moderate
17:001.9Low
18:000.4Low
19:000Low
20:000Low
21:000Low
22:000Low
23:000Low
00:000Low
01:000Low
02:000Low
03:000Low
04:000Low
05:000Low
06:000Low
07:000.1Low
08:000.9Low

Wind & gusts in San Juan

In km/h

  • Wind speed (km/h)
  • Gusts (km/h)
Show data table
Wind by the hour
TimeWind speedGusts
09:009.6 km/h13.7 km/h
10:0016 km/h23.8 km/h
11:0017 km/h24.5 km/h
12:0017.7 km/h25.6 km/h
13:0019.2 km/h25.2 km/h
14:0021.5 km/h28.1 km/h
15:0019.2 km/h28.1 km/h
16:0015.6 km/h25.6 km/h
17:009.2 km/h21.2 km/h
18:005.7 km/h15.5 km/h
19:007.3 km/h14 km/h
20:005.2 km/h14.8 km/h
21:005 km/h10.8 km/h
22:005.2 km/h11.2 km/h
23:006.4 km/h11.9 km/h
00:006.1 km/h12.6 km/h
01:007.1 km/h13 km/h
02:007.6 km/h13.3 km/h
03:008.1 km/h14.4 km/h
04:006.8 km/h14.4 km/h
05:006.3 km/h12.6 km/h
06:006.6 km/h12.2 km/h
07:007.3 km/h13 km/h
08:007.9 km/h13.7 km/h

Sun and moon in San Juan

Daylight: 11 h 47 min

Sunrise time
06:17
Sunset time
18:04

Solar noon (sun highest)
12:10
Dawn – dusk
05:55 / 18:25
Morning blue hour
05:55 – 06:03
Evening blue hour
18:17 – 18:25
Morning golden hour
06:03 – 06:46
Evening golden hour
17:34 – 18:17

Waxing crescent · 5% illuminated

Moonrise 08:00 · moonset 19:25

Weather in areas of San Juan

Weather near San Juan

Related places

Major cities in Puerto Rico

San Juan weather FAQ

It is currently about 28°C in San Juan, feeling like 33°C. Conditions: Clear sky, humidity 79%, wind 11 km/h.

More tools for San Juan

Data source: Weather data by Open-Meteo.com (CC BY 4.0)