August Rainfall and Precipitation in Puerto Rico

Monthly rainfall totals, rainy days and the driest cities across Puerto Rico in August.

Puerto Rico experiences precipitation in August ranging from moderate in El Combate with 68 mm (2.7 in) of rainfall to heavy in Naguabo with 162 mm (6.4 in) of rainfall.

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Best Places to Visit in Puerto Rico in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Puerto Rico.

Conditions Temperatures Precipitation

Temperatures Precipitation

Monthly precipitation 0 mm (0 in) dry → 150 mm (5.9 in) wet

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

Marker color shows total monthly precipitation in August: pale blue is dry, deep blue is wet.

Puerto Rico precipitation in August: frequently asked questions

How much rainfall does Puerto Rico receive in August?

August in San Juan is marked by substantial rain, totaling an average of 118 mm (4.6 in). Rapid weather changes are common due to the frequent precipitation.

How many days does it rain in Puerto Rico in August?

San Juan sees roughly 20 days rainy days during August.

Is August part of the rainy season in Puerto Rico?

August is generally a drier month for Puerto Rico, falling outside the main rainy season.

What is the wettest city in August in Puerto Rico?

Looking at our data, Naguabo tops the wettest-cities list in Puerto Rico for August, with monthly rainfall averaging 162 mm (6.4 in).

What is the driest city in August in Puerto Rico?

The driest place is El Combate with an average rainfall of 68 mm (2.7 in) according to our data.

Interested in more climate information?

We have much more information about the climate in Puerto Rico.

Weather and climate has detailed information for every country in the world. Are you going to Puerto Rico? Get detailed historical weather averages for many cities in Puerto Rico.

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