The climate in Puerto Rico during July can be summarized as hot, humid and very wet.
July is in the summer in Puerto Rico and is typically the coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (85°F), whilst at night 20°C (69°F) is normal.
Daytime temperature | 29.4°C 84.8°F |
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Nightly temperature | 20.3°C 68.5°F |
Average temperature | 24.8°C 76.6°F |
Daily sunshine | 3.6 hrs |
Avg rainfall | 323 mm 12.7 ins |
Rainy days | 25 days |
Sea temperature | 26.1°C 79°F |
Humidity | 87% |
Windspeed | 9kph 6 mph |
On average July is the 2nd wettest month of the year in Puerto Rico with around 323mm 12.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 25 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.6 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Puerto Rico in July 2025.
Hottest month: | March | 32.4°C 90.3°F |
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Driest month: | January | 38mm 1.5ins |
Sunniest month: | January | 6.4hrs |
Coldest month: | July | 29.1°C 84.4°F |
Wettest month: | June | 336mm 13.2ins |