Weather in Puerto Rico for August 2025
In general, the average temperature in Puerto Rico at the beginning of August is 31.4 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 31.7 °C by the end of August.
Puerto Rico experiences heavy rainfall in August, with over 20 rainy days and an average total precipitation 107.7 mm.
Temperatures
Rain 🌧️
Puerto Rico in August average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  33° | 2 31° | 3  32° | ||||
| 4  31° | 5  31° | 6 31° | 7 31° | 8 32° | 9 32° | 10 30° |
| 11  32° | 12 31° | 13 31° | 14 29° | 15 31° | 16 31° | 17 31° |
| 18 32° | 19 31° | 20 30° | 21 30° | 22 30° | 23 31° | 24 32° |
| 25 31° | 26 32° | 27  32° | 28 32° | 29 32° | 30 32° | 31 31° |
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Temperatures trend during August in Puerto Rico
August weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Aug. | Moderate or heavy rain shower | 33° /25° | 7.1 mm | 7 | |
| 2 Aug. | Moderate or heavy rain shower | 31° /25° | 7.8 mm | 7 | |
| 3 Aug. | Heavy rain at times | 32° /25° | 1.5 mm | 7 | |
| 4 Aug. | Patchy rain possible | 31° /25° | 1.3 mm | 7 | |
| 5 Aug. | Cloudy | 31° /25° | 0.8 mm | 7 | |
| 6 Aug. | Moderate or heavy rain shower | 31° /25° | 3.3 mm | 7 | |
| 7 Aug. | Moderate or heavy rain shower | 31° /25° | 5.8 mm | 7 | |
| 8 Aug. | Moderate or heavy rain shower | 32° /25° | 7.5 mm | 7 | |
| 9 Aug. | Moderate or heavy rain shower | 32° /25° | 4.7 mm | 7 | |
| 10 Aug. | Moderate or heavy rain shower | 30° /25° | 9.9 mm | 7 | |
| 11 Aug. | Overcast | 32° /24° | 0.1 mm | 7 | |
| 12 Aug. | Moderate rain at times | 31° /25° | 1.4 mm | 7 | |
| 13 Aug. | Patchy rain possible | 31° /25° | 3.6 mm | 7 | |
| 14 Aug. | Patchy rain possible | 29° /25° | 12.9 mm | 7 | |
| 15 Aug. | Patchy rain possible | 31° /26° | 0.3 mm | 7 | |
| 16 Aug. | Patchy rain possible | 31° /25° | 1.2 mm | 7 | |
| 17 Aug. | Moderate or heavy rain shower | 31° /25° | 3.9 mm | 7 | |
| 18 Aug. | Patchy rain possible | 32° /26° | 1.4 mm | 7 | |
| 19 Aug. | Patchy rain possible | 31° /25° | 1.4 mm | 7 | |
| 20 Aug. | Patchy rain possible | 30° /25° | 2.9 mm | 7 | |
| 21 Aug. | Moderate or heavy rain shower | 30° /25° | 6.5 mm | 7 | |
| 22 Aug. | Moderate or heavy rain shower | 30° /24° | 8.6 mm | 7 | |
| 23 Aug. | Patchy rain possible | 31° /25° | 1.7 mm | 7 | |
| 24 Aug. | Moderate rain at times | 32° /25° | 1.9 mm | 7 | |
| 25 Aug. | Moderate or heavy rain shower | 31° /25° | 5.2 mm | 7 | |
| 26 Aug. | Light rain shower | 32° /24° | 2.2 mm | 7 | |
| 27 Aug. | Thundery outbreaks possible | 32° /25° | 0.1 mm | 8 | |
| 28 Aug. | Overcast | 32° /25° | 1.1 mm | 7 | |
| 29 Aug. | Cloudy | 32° /26° | 0.4 mm | 7 | |
| 30 Aug. | Thundery outbreaks possible | 32° /26° | 0.8 mm | 7 | |
| 31 Aug. | Overcast | 31° /25° | 0.4 mm | 7 | |
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Guide for Puerto Rico in August
In August, Puerto Rico experiences warm and humid weather with occasional showers. At the beginning of the month, the average temperature hovers around 28°, with high humidity levels. The island typically experiences a mix of sun and clouds, with the possibility of brief afternoon showers.
The sea temperature remains warm and inviting, perfect for beach activities and water sports.
Toward the end of August, the weather in Puerto Rico remains consistent, with temperatures staying around 29°. The island may experience slightly increased rainfall as the month progresses, but the showers are usually short-lived, allowing for plenty of outdoor activities.
The evenings offer a pleasant escape from the daytime heat, with temperatures cooling down to around 24°.
Overall, August is a great time to visit Puerto Rico for those who enjoy warm weather and are looking to experience the vibrant culture and natural beauty of the island. However, it's important to stay updated on the weather forecast and be prepared for occasional rain showers.
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Puerto Rico in August - FAQ
August rainfall patterns in Puerto Rico
UV exposure in Puerto Rico during August
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