Issued by: National Weather Service San Juan, PR
Updated: 4:53 pm AST Mar 22, 2026
| Overnight | Scattered showers. Partly cloudy, with a low around 72. North northeast wind around 9 mph. Chance of precipitation is 30%. |
| Monday | Scattered showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then scattered showers and thunderstorms after 3pm. Partly sunny, with a high near 83. Northeast wind 10 to 14 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
| Monday Night | Showers likely, mainly between 9pm and midnight. Mostly cloudy, with a low around 71. Northeast wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible. |
| Tuesday | Showers likely. Mostly cloudy, with a high near 83. East northeast wind around 9 mph. Chance of precipitation is 70%. |
| Tuesday Night | Scattered showers. Partly cloudy, with a low around 71. East wind around 6 mph. Chance of precipitation is 50%. |
| Wednesday | Scattered showers and thunderstorms. Partly sunny, with a high near 85. East wind 7 to 16 mph. Chance of precipitation is 50%. |
| Wednesday Night | Scattered showers. Partly cloudy, with a low around 71. East southeast wind 8 to 10 mph. Chance of precipitation is 30%. |
| Thursday | Scattered showers. Partly sunny, with a high near 84. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. |
| Thursday Night | Scattered showers. Mostly cloudy, with a low around 71. East southeast wind around 9 mph. Chance of precipitation is 40%. |
| Friday | Scattered showers. Partly sunny, with a high near 85. Chance of precipitation is 50%. |
| Friday Night | Scattered showers. Mostly cloudy, with a low around 72. Chance of precipitation is 50%. |
| Saturday | Showers likely. Mostly cloudy, with a high near 85. Chance of precipitation is 60%. |
| Saturday Night | Scattered showers. Partly cloudy, with a low around 72. Chance of precipitation is 30%. |
| Sunday | Scattered showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%. |
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