City in Porto Rico

San Juan Clima and Average Tempo

Clima of San Juan: average temperatures, rainfall and seasons month by month.

☁️ 29°C now🕔 2:18 AM local📅 Best: janeiro, março, mai, junho, julho, setembro and dezembro👥 340.000

Clima in San Juan month by month

Average high, average low and total rainfall, based on three years of reanalysis data.

janfevmarabrmaijunjulagosetoutnovdezLine: average high · Bars: rainfall
MêsMáxima médiaMínima médiaPrecipitaçãoAvaliação
janeiro27°24°57 mm★★★★☆
fevereiro27°23°118 mm★★★★☆
março27°23°77 mm★★★★☆
abril28°24°123 mm★★★★☆
mai29°25°87 mm★★★★☆
junho30°26°62 mm★★★★☆
julho30°26°62 mm★★★★☆
agosto30°26°118 mm★★★★☆
setembro30°26°79 mm★★★★☆
outubro30°26°126 mm★★★☆☆
novembro29°25°134 mm★★★☆☆
dezembro28°24°87 mm★★★★☆

Clima type: Temperate. Fonte: Open-Meteo archive (ERA5).

Recent extremes in San Juan

Altoest and lowest readings observed in the last 3 years of reanalysis data – not all-time records.

Hottest day33°Cout 10, 2024
Coldest night19°Cdez 29, 2025
Wettest day76 mmout 31, 2024

How San Juan compares com nearby places

Annual averages, and the difference against San Juan.

PlaceDistanceAvg tempvs hereAnnual rain
Virgin Islands National Park144 km25°C1°C cooler1021 mm
Dominican Republic403 km26°C1°C cooler1435 mm

Melhor época para visitar San Juan

Go in janeiro, março, mai, junho, julho, setembro and dezembro. These months score highest on comfortable temperatures, low rainfall and useful daylight.

Hardest months: agosto, outubro and novembro – expect the least comfortable mix of heat, cold or rain.

janeiro★★★★☆
fevereiro★★★★☆
março★★★★☆
abril★★★★☆
mai★★★★☆
junho★★★★☆
julho★★★★☆
agosto★★★★☆
setembro★★★★☆
outubro★★★☆☆
novembro★★★☆☆
dezembro★★★★☆

What this means for San Juan

Compared com normal

Today is slightly warmer than average for outubro. The forecast high of 32°C is 1.9°C above the 30°C typical for this month.

Chuva chance explained

A 90% chance means rain is expected over most of the area. Plan indoor alternatives.

Viagens and driving

Wet roads are likely; braking distances roughly double in heavy rain.

Worth knowing

Northern Hemisphere, so peak summer falls in junho a agosto.

Worth knowing

The gap between the warmest and coldest month averages 3°C – an unusually even climate through the year.

What a pack, what a skip

Pack for the next 7 days
  • Lightweight, light-coloured clothing and a refillable water bottle
  • dom.glasses, a brimmed hat and SPF 30+
  • A packable rain shell – 7 of the next 7 days carry a real chance of rain
Worth avoiding
  • If your dates are flexible, avoid agosto, outubro and novembro – historically the least comfortable months here.

Resumo

San Juan is a city in Porto Rico. San Juan is known for Old San Juan forts and beaches. Tem uma população de cerca de 340.000.

Neste momento, a temperatura é de 29°C (84°F) in San Juan com encoberto. A sensação térmica é de 33°C. Hoje as temperaturas variam de 27°C a 32°C. A probabilidade de precipitação é de 90%. As condições para passeios turísticos têm pontuação de 6.8/10 – razoável — planeie conforme o tempo.

A melhor época para visitar San Juan is janeiro, março, mai, junho, julho, setembro and dezembro. O clima é temperate. agosto, outubro and novembro costumam ser os meses menos confortáveis. outubro é o mês mais quente, com máximas médias próximas de 30°C, enquanto fevereiro é o mês mais frio, com mínimas próximas de 23°C.

Entre os destaques próximos estão Virgin Islands National Park.

Em termos simples. Today is slightly warmer than average for outubro. The forecast high of 32°C is 1.9°C above the 30°C typical for this month. The best window a be outside is roughly 7 AM a 10 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in San Juan today at 8.6/10. 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

TipoCity
PaísPorto Rico
ContinenteAmérica do Norte
Coordenadas18°27′55.8″N 66°6′20.5″W (18.4655, -66.1057)
População340.000
Known forOld San Juan forts and beaches
Hora local2:18 AM (UTC-04:00)
Melhores mesesjaneiro, março, mai, junho, julho, setembro and dezembro
ClimaTemperate

Tempo map for San Juan

Animated model layers. Pick a layer a load it.

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Animated layers by Ventoy. 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.

Clima for related places

Frequently asked questions

Where is San Juan?

San Juan is a city in Porto Rico. Its coordinates are 18.4655, -66.1057. It lies in América do Norte.

What is the weather like in San Juan agora?

It is currently 29°C (84°F) com encoberto. Humidade is 75% and wind is 13 km/h.

When is the best time a visit San Juan?

janeiro, março, mai, junho, julho, setembro and dezembro offer the most comfortable conditions in San Juan, which has a temperate climate. agosto, outubro and novembro 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 2:18 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 dataUSPOTUS Atlas dataset (cities-world) – coordinates, hierarchy and facts.
Previsão and observationsOpen-Meteo (ECMWF and national models).
Qualidade do ar and pollenCopernicus CAMS via Open-Meteo. US AQI scale.
Clima averagesERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years.
Official alertsUS National Tempo Service.
MethodScores, 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 outubro 24, 2026 at 2:18 AM hora local. Live blocks refresh every 15 minutes; climate averages monthly.

Davil Hofile
Written byWriter at USPOTUS

Davil Hofile is a writer at USPOTUS covering breaking news, NFL updates, viral stories, entertainment, pets, and lifestyle. He specializes in transforming complex news into clear, trustworthy, and engaging articles that help readers quickly understand what's happening across the United States. His reporting follows Google's E-E-A-T guidelines, emphasizing accuracy, credible sources, and practical value for readers.

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