Puerto Rico Weather by Month — Temperature & Rainfall Guide

Many people wonder what the weather conditions are in Puerto Rico over the year. What is the best time to visit Puerto Rico?

This page shows the average weather conditions by month in Puerto Rico over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Puerto Rico is generally excellent. The average maximum daytime temperatures are high and range from 25°C (77°F) in Adjuntas to 29°C (84°F) in Utuado. On average, this month is the coldest month of the year in Puerto Rico.

Find more detailed climate information for Puerto Rico in January here.

In February the weather in Puerto Rico is generally excellent. The average maximum daytime temperatures are high and range from 25°C (77°F) in Adjuntas to 29°C (84°F) in Utuado.

Find more detailed climate information for Puerto Rico in February here.

In March the weather in Puerto Rico is generally excellent. The average maximum daytime temperatures are high and range from 26°C (79°F) in Adjuntas to 30°C (86°F) in Utuado.

Find more detailed climate information for Puerto Rico in March here.

In April the weather in Puerto Rico ranges from good in Vega Baja to excellent in Rincon. The average maximum daytime temperatures are high and range from 26°C (79°F) in Adjuntas to 30°C (86°F) in Dorado. These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Puerto Rico in April here.

In May the weather in Puerto Rico ranges from good in San Juan to excellent in Rincon. The temperatures range from high in Adjuntas with 27°C (81°F) to very high in Dorado with 30°C (86°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Puerto Rico in May here.

In June the weather in Puerto Rico ranges from good in Fajardo to excellent in Culebra. The temperatures range from high in Adjuntas with 27°C (81°F) to very high in Dorado with 31°C (88°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Puerto Rico in June here.

In July the weather in Puerto Rico ranges from good in San Juan to very good in Rincon. The temperatures range from high in Adjuntas with 27°C (81°F) to very high in Utuado with 32°C (90°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Puerto Rico in July here.

In August the weather in Puerto Rico ranges from good in San Juan to very good in Rincon. The temperatures range from high in Adjuntas with 28°C (82°F) to very high in Utuado with 32°C (90°F). On average, this month is one of the warmest months of the year in Puerto Rico. So be prepared and make sure to dress lightly.

Find more detailed climate information for Puerto Rico in August here.

In September the weather in Puerto Rico ranges from mixed in Humacao to good in San Juan. The temperatures range from high in Adjuntas with 27°C (81°F) to very high in Dorado with 31°C (88°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Puerto Rico in September here.

In October the weather in Puerto Rico ranges from good in San Juan to very good in Rincon. The temperatures range from high in Adjuntas with 27°C (81°F) to very high in Dorado with 31°C (88°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Puerto Rico in October here.

In November the weather in Puerto Rico ranges from good in San Juan to excellent in Rincon. The average maximum daytime temperatures are high and range from 26°C (79°F) in Adjuntas to 30°C (86°F) in Dorado. These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Puerto Rico in November here.

In December the weather in Puerto Rico is generally excellent. The average maximum daytime temperatures are high and range from 26°C (79°F) in Adjuntas to 29°C (84°F) in San German.

Find more detailed climate information for Puerto Rico in December here.