Delving into what is the climate like in Puerto Rico in December, this introduction immerses readers within the lush tropical panorama of the island, the place the central mountain vary performs a big position in shaping the climate patterns. The distinctive geography of Puerto Rico, with its numerous climatic areas, makes it an fascinating topic to discover.
Puerto Rico’s local weather is influenced by its location within the northeastern Caribbean, the place the island’s distinctive geography creates distinct traits within the northwestern, japanese, and southwestern areas. Compared to different tropical areas within the Caribbean, Puerto Rico’s temperature, humidity, and precipitation patterns are distinct options that set it aside.
Overview of Puerto Rico’s Geography and Local weather: What’s The Climate Like In Puerto Rico In December

Puerto Rico is an island situated within the northeastern Caribbean Sea, with a singular geography that performs a big position in shaping its local weather. The island is roughly 100 miles (160 km) lengthy and 35 miles (56 km) huge, with a various panorama that features mountains, forests, plains, and coastlines.
Puerto Rico’s central mountain vary, often known as the Cordillera Central, stretches for over 30 miles (48 km) and reaches elevations of as much as 4,390 ft (1,338 meters) at Cerro de Punta, the island’s highest peak. This mountain vary acts as a rain shadow, inflicting precipitation to lower as you progress away from the coast. The japanese a part of the island, which is situated within the commerce wind belt, receives extra rainfall and has a extra humid local weather.
Completely different Climatic Areas in Puerto Rico
Puerto Rico may be divided into a number of distinct climatic areas, every with its distinctive traits. The northwestern area, which incorporates the favored vacationer locations of Rincón and Aguadilla, has a dry tropical savanna local weather. This area receives comparatively low rainfall, with a mean annual precipitation of round 30 inches (762 mm).
However, the japanese area, which incorporates the municipalities of Humacao and Naguabo, has a tropical monsoon local weather. This area receives a lot larger rainfall, with a mean annual precipitation of round 60 inches (1,524 mm). The southwestern area, which incorporates the municipalities of Ponce and Yauco, has a semi-arid local weather, with low rainfall and excessive temperatures.
Climatic Comparability with Different Tropical Areas
When in comparison with different tropical areas within the Caribbean, Puerto Rico’s local weather is exclusive in a number of methods. By way of temperature, Puerto Rico’s common excessive temperature ranges from 78°F (25°C) in February to 88°F (31°C) in August, which is analogous to different tropical areas within the area. Nevertheless, the temperature variations between day and evening are extra pronounced in Puerto Rico because of its latitude.
By way of humidity, Puerto Rico is comparatively excessive, with a mean relative humidity of round 80%. That is as a result of island’s proximity to the tropical Atlantic Ocean and the commerce wind belt. On the subject of precipitation, Puerto Rico receives a mean of round 50 inches (1,270 mm) of rainfall per yr, which is decrease than another Caribbean islands, similar to Jamaica and Hispaniola.
Temperature and Humidity Comparability with Different Islands
| Island | Common Excessive Temperature (°F) | Common Relative Humidity (%) |
| — | — | — |
| Puerto Rico | 88°F (31°C) | 80% |
| Jamaica | 90°F (32°C) | 80% |
| Hispaniola | 92°F (33°C) | 85% |
| Cuba | 90°F (32°C) | 70% |
| The Bahamas | 78°F (25°C) | 60% |
Puerto Rico’s distinctive geography and local weather make it a pretty vacation spot for vacationers and locals alike. The island’s numerous panorama and local weather zones assist a variety of wildlife, and its tropical monsoon local weather makes it a great location for rising quite a lot of crops.
Sunshine and Cloud Cowl

Puerto Rico experiences a tropical local weather all year long, characterised by excessive temperatures and ample sunshine. In December, the island receives a mean of 7-8 hours of direct sunshine per day, offering loads of alternatives for outside actions and tourism. Whereas the sunshine is a significant contributor to Puerto Rico’s nice local weather, the cloud cowl can also be a big consider shaping the island’s climate.
Common Sunshine in December
Puerto Rico’s proximity to the equator and its location within the subtropics create situations for a excessive stage of sunshine all year long. In December, the island witnesses a comparatively constant quantity of sunshine, averaging round 7-8 hours per day. This quantity of sunshine is comparatively excessive in comparison with different tropical areas, similar to Hawaii, which receives round 6-7 hours of direct sunshine in December.
Cloud Cowl Comparability
In comparison with different tropical areas, Puerto Rico’s cloud cowl is comparatively excessive, notably within the mornings and afternoons. That is as a result of presence of a singular atmospheric phenomenon often known as the commerce wind inversion, which happens when the northeast commerce winds create a layer of cool, moist air close to the floor. This layer of cool air is then capped by a layer of heat, dry air, ensuing within the formation of clouds.
Function of the Northeast Commerce Winds, What is the climate like in puerto rico in december
Final Level

As we delve into the specifics of Puerto Rico’s climate in December, it turns into clear that the island’s local weather is influenced by a mix of things, together with its geography, commerce winds, and precipitation patterns. With its numerous areas and distinctive traits, Puerto Rico is an interesting topic to discover, and one that provides a variety of climate patterns to find.
Key Questions Answered
What’s the common temperature in Puerto Rico in December?
The typical temperature in Puerto Rico in December ranges from 68 to 86°F (20 to 30°C). It is a comparatively gentle temperature in comparison with different elements of the Caribbean.
Are you able to count on heavy rainfall in Puerto Rico in December?
December is a comparatively dry month in Puerto Rico, however it’s nonetheless doable to expertise some rainfall. On common, Puerto Rico receives round 3.5 inches (89 mm) of rainfall in December.
What are the most well-liked outside actions in Puerto Rico in December?
The preferred outside actions in Puerto Rico in December embody climbing, browsing, and visiting the island’s stunning seashores.