Time to Visit Puerto Rico
Puerto Rico enjoys warm, sunny, and humid days most of the year. There is no winter, spring or fall, only summertime. The winds move from the east to west across the island year-round. The temperature in the south is usually a few degrees higher than the north and temperatures in the central interior mountains are always cooler than the rest of the island.
The best time of year to go to Puerto Rico depends on what you want to do while you are there. Although holiday seasons tend to be crowded and the summer can be hot and rainy.
The peak tourist season is between December and April, but this has more to do with the climate in North America than anything else. Rates drop by 25% to 50% from April 15 to December 15 at many of the resorts that depend on international tourists. The best time to avoid the crowds is the low season between May and November.
Also, studies have shown that the period between August and September as the riskiest period for hurricanes.
Puerto Rico's climate is Tropical Marine with an average temperature of 80 °F (26 °C). The coldest month is January with an average low of 70 °F (21 °C) and an average high of 83 °F (28 °C).