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The climate of Puerto Rico: when to go to Puerto Rico

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The island of Puerto Rico enjoys a hot-humid tropical climate, with average annual temperatures of 26 ° C and rainfall well distributed throughout the year. The wettest period, however, coincides with the months from May to October. The rainiest month is August. The driest months are those between January and April.

Due to the influences from the Atlantic ocean, different weather conditions occur on the two sides of the island. The north coast is the rainiest on the island with 1,400 – 2,000 mm per year, while the south coast has an annual average rainfall of 1,000 mm. The southwest part is even drier, here there are on average about 400 mm of annual rainfall. In absolute, the mountains of the interior receive the greatest rainfall, between 3,000 and 4,000 mm per year. Hurricanes hit the island between August and November.

Temperatures are fairly mild. In general there are average values of maximum temperatures that vary between 29 ° C and 27 ° C throughout the year, while the average values of minimum temperatures vary between 21 ° C and 24 ° C.

The sea water temperature varies between 26 ° C in the months from January to March to 29 ° C in September and October.

WHEN TO GO TO PORTO RICO

The best time to visit Puerto Rico is the relatively dry season between December and May.

THE CLIMATE OF PUERTO RICO: CLIMATIC TABLES

SAN JUAN (3 meters)
Month Average low (°C) Average high (°C) Precip. (mm) Precip. days
January 22,2 28,4 95,5  17,6
February 22,2 28,7 60,7  13,9
March 22,7 29,4 49,5  12,2
April 23,6 30,1 118,9  13,3
May 24,6 30,8 149,9  15,7
June 25,4 31,6 112,0  14,4
July 25,6 31,5 128,8  18,6
August 25,7 31,8 138,7  18,5
September 25,4 31,8 146,6  17,4
October 24,9 31,3 142,0  17,7
November 24,0 29,9 161,3  19,6
December 23,0 28,8 127,5  19,6
YEAR 24,1 30,3 1431,3  198,5

SAN JUAN
Month Sea Water Temperature °C
January 26
February 26
March 26
April 27
May 27
June 28
July 28
August 28
September 29
October 29
November 28
December 27

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