Puerto Rico Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Puerto Rico.
Climate overview of Puerto Rico
Puerto Rico, Misiones, Argentina, experiences moderate temperature changes through the seasons. January is the warmest month with daytime highs of 33°C (91°F), while July is the coolest at 22°C (72°F).
The city has a wet climate, receiving around 1913 mm (75 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from October to December, with very warm summers and warm winters. October is the wettest month.
Puerto Rico Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Puerto Rico - and find the best time to visit.
Monthly Temperature in Puerto Rico
The climate in Puerto Rico experiences moderate temperature changes, with mild shifts between seasons. On average, daytime temperatures range from a very warm 33°C (91°F) in January to a comfortable 22°C (72°F) in July.
Nighttime temperatures range from 21°C (70°F) in January to 11°C (52°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Puerto Rico
Puerto Rico has a relatively rainy climate with high precipitation levels, averaging 1913 mm (75 in) of rainfall annually. The seasons in Puerto Rico bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 215 mm (8.5 in) of precipitation. This rainfall is distributed across 10 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 94 mm (3.7 in) over 9 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Puerto Rico Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Puerto Rico
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: August
- Warmest weather: January, February and December
- Seasonal pattern: A distinct rainy season from October to December, with very warm summers and warm winters
Frequently asked questions about the climate in Puerto Rico
What is the best time to visit Puerto Rico?
August typically offers the most optimal weather in Puerto Rico. In contrast, January and December tend to have less optimal conditions. Puerto Rico has a distinct rainy season from October to December, with very warm summers and warm winters.
What temperatures can I expect in Puerto Rico?
Daytime highs range from 22°C (72°F) in July to 33°C (91°F) in January. Nighttime lows range from 11°C (52°F) to 21°C (70°F).
How much rain does Puerto Rico get?
Annual rainfall is around 1913 mm (75 in). October is the wettest month with 215 mm (8.5 in), while August is the driest with 94 mm (3.7 in).
Puerto Rico 3-Day Forecast
Puerto Rico 3-Day Forecast
Puerto Rico on the map
Puerto Rico is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
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18°C (64°F) Salta
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4°C (39°F) San Martín de los Andes4°C (39°F) 
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