Issued by: National Weather Service San Juan, PR
Updated: 10:10 am AST May 13, 2026
| Today | Showers likely, mainly after 3pm. Increasing clouds, with a high near 91. East southeast wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible. |
| Tonight | Showers likely, mainly between 9pm and midnight. Mostly cloudy, with a low around 77. East southeast wind around 8 mph. Chance of precipitation is 60%. |
| Thursday | Scattered showers, mainly after 9am. Partly sunny, with a high near 91. East southeast wind 9 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. |
| Thursday Night | Scattered showers, mainly after midnight. Partly cloudy, with a low around 77. East southeast wind 7 to 9 mph. Chance of precipitation is 40%. |
| Friday | Scattered showers. Mostly sunny, with a high near 91. East southeast wind 9 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. |
| Friday Night | Scattered showers. Mostly cloudy, with a low around 77. East wind around 9 mph. Chance of precipitation is 40%. |
| Saturday | Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 9 to 17 mph. Chance of precipitation is 40%. |
| Saturday Night | Partly cloudy, with a low around 77. East wind around 10 mph. |
| Sunday | Scattered showers, mainly after noon. Mostly sunny, with a high near 90. East wind 11 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. |
| Sunday Night | Scattered showers. Partly cloudy, with a low around 77. Chance of precipitation is 30%. |
| Monday | Showers likely. Mostly cloudy, with a high near 90. Chance of precipitation is 60%. |
| Monday Night | Scattered showers. Mostly cloudy, with a low around 77. Chance of precipitation is 40%. |
| Tuesday | Scattered showers. Mostly cloudy, with a high near 90. Chance of precipitation is 50%. |
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