Issued by: National Weather Service San Juan, PR
Updated: 4:55 pm AST Apr 27, 2026
| Tonight | Scattered showers. Mostly cloudy, with a low around 75. South southeast wind 3 to 5 mph. Chance of precipitation is 40%. |
| Tuesday | Scattered showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 87. Light southeast wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. |
| Tuesday Night | Showers likely and possibly a thunderstorm before 9pm, then scattered showers. Mostly cloudy, with a low around 75. Light southeast wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible. |
| Wednesday | Scattered showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 88. East wind 5 to 10 mph. Chance of precipitation is 60%. |
| Wednesday Night | Scattered showers. Mostly cloudy, with a low around 76. East wind 5 to 7 mph. Chance of precipitation is 50%. |
| Thursday | Scattered showers. Mostly sunny, with a high near 88. East wind around 6 mph. Chance of precipitation is 30%. |
| Thursday Night | Scattered showers. Partly cloudy, with a low around 75. East southeast wind 5 to 8 mph. Chance of precipitation is 30%. |
| Friday | Scattered showers. Partly sunny, with a high near 89. Light east southeast wind becoming east 10 to 15 mph in the morning. Chance of precipitation is 30%. |
| Friday Night | Scattered showers. Partly cloudy, with a low around 75. East southeast wind 6 to 8 mph. Chance of precipitation is 30%. |
| Saturday | Sunny, with a high near 89. |
| Saturday Night | Clear, with a low around 75. |
| Sunday | Mostly sunny, with a high near 90. |
| Sunday Night | Partly cloudy, with a low around 75. |
| Monday | Mostly sunny, with a high near 90. |
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