San Juan Sää Ennuste
San Juan weather: 27°C, selkeää. Tunneittain forecast, 14-day outlook, UV, air quality and the best time ja visit.
San Juan weather in huhtikuu
A good month ja visit San Juan.
huhtikuu runs 1°C cooler than the annual average in San Juan.
Sää map for San Juan
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Animated layers by Tuuliy. For pin-level detail and nearby places, see the interactive map below.
Ilmasto in San Juan month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Kuukausi | Avg high | Avg low | Sadefall | Rating |
|---|---|---|---|---|
| tammikuu | 27° | 24° | 57 mm | ★★★★☆ |
| helmikuu | 27° | 23° | 118 mm | ★★★★☆ |
| maaliskuu | 27° | 23° | 77 mm | ★★★★☆ |
| huhtikuu | 28° | 24° | 123 mm | ★★★★☆ |
| tou | 29° | 25° | 87 mm | ★★★★☆ |
| kesäkuu | 30° | 26° | 62 mm | ★★★★☆ |
| heinäkuu | 30° | 26° | 62 mm | ★★★★☆ |
| elokuu | 30° | 26° | 118 mm | ★★★★☆ |
| syyskuu | 30° | 26° | 79 mm | ★★★★☆ |
| lokakuu | 30° | 26° | 126 mm | ★★★☆☆ |
| marraskuu | 29° | 25° | 134 mm | ★★★☆☆ |
| joulukuu | 28° | 24° | 87 mm | ★★★★☆ |
Ilmasto type: Temperate. Lähde: Open-Meteo archive (ERA5).
Paras aika vierailla San Juan
Go in tammikuu, maaliskuu, tou, kesäkuu, heinäkuu, syyskuu and joulukuu. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: elokuu, lokakuu and marraskuu - expect the least comfortable mix of heat, cold or rain.
What ja pack, what ja skip
- Lightweight, light-coloured clothing and a refillable water bottle
- suglasses, a brimmed hat and SPF 30+
- A packable rain shell - 7 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid elokuu, lokakuu and marraskuu - historically the least comfortable months here.
How San Juan compares ja nearby places
Annual averages, and the difference against San Juan.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Virgin Islands National Park | 144 km | 25°C | 1°C cooler | 1021 mm |
| Dominican Republic | 403 km | 26°C | 1°C cooler | 1429 mm |
Katso kohteen San Juan ennuste aikavälin mukaan
San Juan weather - more answers
Explore San Juan
Every topic we hold for this place, and the same topic for the places around it.
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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 Pohjois-Amerikka.
What is the weather like in San Juan nyt?
It is currently 27°C (80°F) ja selkeää. Kosteus is 80% and wind is 8 km/h.
When is the best time ja visit San Juan?
tammikuu, maaliskuu, tou, kesäkuu, heinäkuu, syyskuu and joulukuu offer the most comfortable conditions in San Juan, which has a temperate climate. elokuu, lokakuu and marraskuu 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 local time is 9:58 AM.
How many people live in San Juan?
San Juan has a population of approximately 340.000.
What are the top things ja 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. |
|---|---|
| Ennuste and observations | Open-Meteo (ECMWF and national models). |
| Ilmanlaatu and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Ilmasto averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Sää 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 lokakuu 28, 2026 at 9:58 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
