San Juan Éghajlat and Average Időjárás
Éghajlat of San Juan: average temperatures, rainfall and seasons month by month.
Éghajlat in San Juan month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Hónap | Avg high | Avg low | Esőfall | Rating |
|---|---|---|---|---|
| január | 27° | 24° | 57 mm | ★★★★☆ |
| február | 27° | 23° | 118 mm | ★★★★☆ |
| március | 27° | 23° | 77 mm | ★★★★☆ |
| április | 28° | 24° | 123 mm | ★★★★☆ |
| máj | 29° | 25° | 87 mm | ★★★★☆ |
| június | 30° | 26° | 62 mm | ★★★★☆ |
| július | 30° | 26° | 62 mm | ★★★★☆ |
| augusztus | 30° | 26° | 118 mm | ★★★★☆ |
| szeptember | 30° | 26° | 79 mm | ★★★★☆ |
| október | 30° | 26° | 126 mm | ★★★☆☆ |
| november | 29° | 25° | 134 mm | ★★★☆☆ |
| december | 28° | 24° | 87 mm | ★★★★☆ |
Éghajlat type: Temperate. Forrás: Open-Meteo archive (ERA5).
Recent extremes in San Juan
Magasest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Juan compares és 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 | 1435 mm |
Legjobb idő a látogatásra San Juan
Go in január, március, máj, június, július, szeptember and december. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: augusztus, október and november - expect the least comfortable mix of heat, cold or rain.
What this means for San Juan
Today is about average for október. The forecast high of 30°C is in line és the 30°C typical for this month.
A 89% 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 június és augusztus.
The gap between the warmest and coldest month averages 3°C - an unusually even climate through the year.
What és pack, what és skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Vglasses, 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 augusztus, október and november - historically the least comfortable months here.
Összefoglaló
San Juan is a city in Puerto Rico. San Juan is known for Old San Juan forts and beaches. Lakossága körülbelül 340.000.
Jelenleg 26°C (79°F) in San Juan és derült. A hőérzet 32°C. Ma a hőmérséklet 25°C és 30°C. A csapadék valószínűsége 89%. Sightseeing conditions score 7.6/10 - jó körülmények.
A legjobb időszak San Juan is január, március, máj, június, július, szeptember and december. Az éghajlat temperate. augusztus, október and november tend és be the least comfortable months. október is the warmest month és average highs near 30°C, while február is the coldest és lows near 23°C.
Nearby highlights include Virgin Islands National Park.
Egyszerűen fogalmazva. Today is about average for október. The forecast high of 30°C is in line és the 30°C typical for this month. The best window és be outside is roughly 7 AM és 10 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in San Juan today at 8.8/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about San Juan
| Típus | City |
|---|---|
| Ország | Puerto Rico |
| Kontinens | Észak-Amerika |
| Koordináták | 18°27′55.8″N 66°6′20.5″W (18.4655, -66.1057) |
| Népesség | 340.000 |
| Known for | Old San Juan forts and beaches |
| Helyi idő | 6:12 AM (UTC-04:00) |
| Best months | január, március, máj, június, július, szeptember and december |
| Éghajlat | Temperate |
Időjárás map for San Juan
Animated model layers. Pick a layer és load it.
Animated layers by Szély. For pin-level detail and nearby places, see the interactive map below.
Explore San Juan
Every topic we hold for this place, and the same topic for the places around it.
Éghajlat for related places
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 Észak-Amerika.
What is the weather like in San Juan jelenleg?
It is currently 26°C (79°F) és derült. Páratartalom is 92% and wind is 4 km/h.
When is the best time és visit San Juan?
január, március, máj, június, július, szeptember and december offer the most comfortable conditions in San Juan, which has a temperate climate. augusztus, október and november 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 6:12 AM.
How many people live in San Juan?
San Juan has a population of approximately 340.000.
What are the top things és 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. |
|---|---|
| Előrejelzés and observations | Open-Meteo (ECMWF and national models). |
| Levegőminőség and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Éghajlat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Időjárás 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 október 20, 2026 at 6:12 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
