Puerto Rico Average Summer Temperature: What to Expect When You Visit

By Steve Dez •  Updated: 02/04/24 •  12 min read

Table of Contents



The average summer temperature in Puerto Rico usually ranges from the high 80s to low 90s (Fahrenheit), whilst providing a tropical island experience that is both hot and muggy.

Along with these high temperatures, Puerto Rico experiences seasonal variations in temperature, lending its environment to a myriad of different weather conditions throughout the year.

Beyond just heat, you can also expect varying degrees of precipitation patterns throughout the year, ranging from wetter months in summer to drier spells in winter.

Interestingly, even in the cooler months such as winter, temperatures in Puerto Rico typically remain consistently warm which is indicative of its tropical classification. Thus, whether it’s summer or winter, experiencing warm weather is almost a given when you’re on this beautiful Caribbean island.


puerto rico average summer temperature
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1. The Average Summer Temperature in Puerto Rico

Picture this: you’re lounging on a beautiful beach with your toes dug into the warm sand, and the average temperature is around an invitingly balmy 80 degrees Fahrenheit (26 degrees Celsius). Welcome to a typical summer day in Puerto Rico! This tropical paradise practically redefines “summer vacation” with its consistently warm weather. Bear in mind that temperatures can surge above 90°F (32°C) during hot summer days.

2. Seasonal Variations in Temperature

In a place like Puerto Rico, “seasonal variation” takes on a different meaning than it would in other locations. Temperatures here do not fluctuate dramatically throughout the year – they are usually between 72°F to 88°F, rarely dropping below 69°F or escalating above 91°F. Even during what are conventionally known as “winter months,” this Caribbean island remains balmy.

3. Hot and Muggy Summers in Puerto Rico

The heat isn’t all there is to experience when discussing Puerto Rican summers; we must also mention the mugginess that characterizes these months from May through October. High humidity levels coincide with these high temperatures, making for quite sultry conditions indeed!

4. Precipitation Patterns throughout the Year

No tropical climate would be complete without its share of rainfall, and Puerto Rico is no exception! Despite having lower average precipitation during hotter months, Puerto Rico enjoys fairly high precipitation figures year-round without a distinct dry period. So, while you’re basking in that Caribbean summer sun, be ready for occasional refreshing tropical showers.

5. Winter Temperatures in Puerto Rico

Let’s talk about winters in Puerto Rico – or should we say “winters”? That’s because even January, one of the coldest months on this island, boasts an average temperature of around 77°F (25°C). Now that’s what I call a winter wonderland! San Juan, Puerto Rico’s capital and largest city, typically mirrors these warm conditions.

6. Consistent Warm Weather in Puerto Rico

Last but not least: if there is one thing to take away from all this information about Puerto Rican climate, it would be its blissful consistency. Regardless of when you visit, whether it be the height of the “hot and muggy” season or what passes for winter here, you can expect warm weather similar to perennial summertime conditions characteristic of tropical regions.

puerto rico average summer temperature


Being aware of the average temperature in Puerto Rico during summer is critical while planning your visit. For those who love warm temperatures, this period offers excellent opportunities for exploring the island. You might want to consider the best day trips in Puerto Rico, which provide fascinating insights into the local culture and natural beauty.

You could also consider undergoing a rum tour to understand the intricacies behind one of Puerto Rico’s most famous exports. The warm summer months also mean that aquatic activities such as snorkeling tours are at their best, with abundant marine life on display.

Visiting during summer can be quite advantageous, especially if you’re interested in participating in any of Puerto Rico’s well-known summer festivals. As most of these events occur outdoors, knowing about the average summer temperature can help you prepare accordingly.

While in Puerto Rico, don’t miss out on experiencing one of nature’s most enchanting phenomena – bio-luminescence. A night-time visit to the best bio bay promises an unforgettable spectacle where organisms glow in the dark. And lastly, take a peek under the surface with a snorkeling tour in Vieques, where the warm summer waters provide ideal conditions to explore the diverse marine life.

My Personal Take about Puerto Rico average summer temperature

Hello there, fellow adventurers!

You know me as Steve, your trusted guide through all walks of travel. Now let me steer your wanderlust towards a tropical gem, yes – you guessed it – Puerto Rico! Through my extensive travels, I’ve delved deep into the heart of what is often referred to as ‘The Island of Enchantment’ and more importantly puerto rico average summer temperature.

You see, the charm here lies not just in its picturesque beauty but also in the ideal summer weather which adds an additional layer to this magical destination. Under the influence of trade winds and warm ocean currents during summers – or Dimitrios season as we globetrotters call it – Puerto Rico enjoys an enviable climate.

In any case, such detailed understanding of climate patterns serves us travelers dearly for making informed travel plans. Word of advice though – don’t shy away from dipping your toes in those azure waters or strolling around Old San Juan’s cobblestoned pathways even with that high temperatures! Don’t you worry about fitting everything into your itinerary: after all, every step is a story waiting to be unfolded. Isn’t there something revolving and invigorating about basking in such a temperate sanctuary? Picture yourself experiencing vibrant carnivals under cerulean skies masked lightly by cotton-candy clouds. Ahh… yes! Feel that mounting excitement at the prospect? A trip to Puerto Rico is indeed laced with promise, teeming with exuberant culture palpable around every corner!
No room for doubt,Your love story with Puerto Rico soon begins . Now that I think about it… imagine sipping on some chilled ‘cervezas’ while ambling along sun-kissed beaches.We’ll chat again soon! Until then, keep your passports ready and sunglasses handy!

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Frequently Asked Questions about Puerto Rico average summer temperature

Before you go…

Takeaway 1: Puerto Rico is a tropical paradise with year-round warm temperatures.

Imagine stepping off the plane and being instantly greeted by a warm and gentle breeze. That’s the kind of welcome you can expect in Puerto Rico, my friend! With its tropical marine climate, this island boasts summer-like weather all year round. No need to worry about packing those heavy coats or bulky sweaters—leave them at home! From January to December, you can bask in temperatures that hover around a delightful 80 degrees Fahrenheit (26 degrees Celsius). It’s like living in a perpetual sunny daydream! Takeaway 2: The summer months in Puerto Rico are hot and muggy, but packed with adventure.

Puerto Rican summers are not for the faint of heart—or for those who despise a good sweat session. From May through October, brace yourself for some seriously sultry days. We’re talking temperatures surpassing 90 degrees Fahrenheit (32 degrees Celsius) that will make you question whether you’ve accidentally stumbled into an open oven. But fear not! Embrace the heat and let it fuel your adventures. Whether you’re exploring El Yunque Rainforest or frolicking on one of Puerto Rico’s stunning beaches, remember to stay hydrated and seek refuge in the shade whenever possible. Takeaway 3: No matter when you visit Puerto Rico, expect both warmth and rain.

There’s something enchanting about rainfall that dances on palm leaves—it’s like nature putting on its own mesmerizing show. And boy does Puerto Rico know how to bring it! Unlike some places that have distinct dry seasons, here we enjoy high precipitation figures all year round. So don’t forget your trusty umbrella because there’s always a chance of rain during your magical stay. Whether it’s January or June, be prepared for the occasional downpour. But hey, a little rain never hurt anyone, right? It’s all part of the tropical charm that makes Puerto Rico truly unforgettable. So there you have it—three key takeaways about sunny Puerto Rico! From its perpetual summer weather to steamy summers and year-round showers, this island paradise is a must-visit destination for those seeking warmth, adventure, and a dash of rainy enchantment.

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Steve Dez

Also known as Richport, is a Puerto Rican creator and writer. He grew up in the island and always had a passion for writing, he wrote his first play at the age of 12 and has been creating content ever since. He's now a well-known blogger and creative who writes posts, songs and poetry that showcase his love for his roots, blending traditional stories with modern themes always with some adobo and boricua flavors in the mix.