San Juan Tiempo Pronóstico
San Juan weather: 28°C, parcialmente nublado. Por hora forecast, 14-day outlook, UV, air quality and the best time a visit.
Risk assessment for San Juan
Derived from the current forecast window – not an official warning.
Peak gusts of 44 km/h and 2 thunderstorm days in the next 16 days.
Wettest single day forecast at 13 mm, 65 mm across the window. Flash flooding risk rises sharply above 50 mm in a day.
Active alerts for San Juan
Rip Current Statement issued octubre 25 at 2:57AM AST until octubre 27 at 6:00PM AST by NWS San Juan PR
Issued by NWS San Juan PR
Heat Advisory issued octubre 25 at 2:51AM AST until octubre 25 at 5:00PM AST by NWS San Juan PR
Issued by NWS San Juan PR
16-day pronóstico para San Juan
Máximas y mínimas diarias, precipitaciones y UV.
| Día | Condiciones | Máx. / Mín. | Precip. | Viento | UV |
|---|---|---|---|---|---|
| sáb., oct 24 | 🌦️ Llovizna | 32° / 27° | 98% · 2 mm | 16 km/h | 8 |
| dom., oct 25 | ☁️ Cubierto | 32° / 27° | 75% | 19 km/h | 8 |
| lun., oct 26 | 🌦️ Llovizna ligera | 32° / 26° | 54% · 0 mm | 16 km/h | 8 |
| mar., oct 27 | 🌦️ Llovizna | 31° / 26° | 47% · 1 mm | 16 km/h | 8 |
| mié., oct 28 | ⛅ Parcialmente nublado | 30° / 26° | 60% | 20 km/h | 7 |
| jue., oct 29 | 🌦️ Llovizna ligera | 29° / 25° | 57% · 2 mm | 26 km/h | 7 |
| vie., oct 30 | 🌦️ Chubascos ligeros | 30° / 24° | 52% · 8 mm | 21 km/h | 7 |
| sáb., oct 31 | 🌦️ Llovizna ligera | 29° / 25° | 75% · 3 mm | 21 km/h | 7 |
| dom., nov 1 | 🌦️ Llovizna ligera | 29° / 26° | 83% · 3 mm | 22 km/h | 8 |
| lun., nov 2 | 🌦️ Llovizna ligera | 29° / 25° | 78% · 2 mm | 18 km/h | 8 |
| mar., nov 3 | ⛈️ Tormenta | 29° / 25° | 78% · 7 mm | 12 km/h | 8 |
| mié., nov 4 | 🌦️ Llovizna ligera | 29° / 24° | 77% · 3 mm | 15 km/h | 7 |
| jue., nov 5 | 🌦️ Llovizna | 29° / 24° | 68% · 11 mm | 7 km/h | 7 |
| vie., nov 6 | 🌧️ Llovizna intensa | 29° / 23° | 62% · 9 mm | 14 km/h | 7 |
| sáb., nov 7 | 🌧️ Llovizna intensa | 28° / 24° | 59% · 13 mm | 9 km/h | 7 |
| dom., nov 8 | ⛈️ Tormenta | 31° / 24° | 71% · 3 mm | 14 km/h | 7 |
What this means for San Juan
Today is slightly warmer than average for octubre. The forecast high of 32°C is 1.5°C above the 30°C typical for this month.
A 98% chance means rain is expected over most of the area. Plan indoor alternatives.
Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in junio a agosto.
The gap between the warmest and coldest month averages 3°C – an unusually even climate through the year.
Ver el pronóstico de San Juan por periodo
San Juan weather – more answers
Explore San Juan
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Frequently asked questions
Where is San Juan?
San Juan is a city in Puerto Rico. Its coordinates are 18.4655, -66.1057. It lies in América del Norte.
What is the weather like in San Juan ahora mismo?
It is currently 28°C (83°F) con parcialmente nublado. Humedad is 81% and wind is 11 km/h.
When is the best time a visit San Juan?
enero, marzo, may, junio, julio, septiembre and diciembre offer the most comfortable conditions in San Juan, which has a temperate climate. agosto, octubre and noviembre are usually the hardest months for outdoor plans.
What time zone is San Juan in?
San Juan observes America/Puerto_Rico (UTC-04:00). The hora local is 7:52 AM.
How many people live in San Juan?
San Juan has a population of approximately 340.000.
What are the top things a do in San Juan?
Popular options include Virgin Islands National Park.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) – coordinates, hierarchy and facts. |
|---|---|
| Pronóstico and observations | Open-Meteo (ECMWF and national models). |
| Calidad del aire and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Clima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Tiempo Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing – the block is simply not shown. |
Last updated octubre 25, 2026 at 7:52 AM hora local. Live blocks refresh every 15 minutes; climate averages monthly.
