Issued by: National Weather Service San Juan, PR
Updated: 2:31 pm AST Jul 4, 2026
| Independence Day | Scattered showers. Mostly sunny, with a high near 90. East wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. |
| Tonight | Isolated showers before 9pm, then isolated showers after midnight. Widespread haze. Partly cloudy, with a low around 79. East wind 8 to 10 mph. Chance of precipitation is 20%. |
| Sunday | Isolated showers before 3pm. Widespread haze. Mostly sunny, with a high near 90. East wind 10 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 20%. |
| Sunday Night | Isolated showers. Widespread haze. Partly cloudy, with a low around 79. East wind 11 to 13 mph. Chance of precipitation is 20%. |
| Monday | Isolated showers. Widespread haze. Mostly sunny, with a high near 90. East wind 13 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 20%. |
| Monday Night | Isolated showers. Widespread haze. Partly cloudy, with a low around 79. East wind around 11 mph. Chance of precipitation is 20%. |
| Tuesday | Widespread haze. Mostly sunny, with a high near 89. East wind 15 to 18 mph, with gusts as high as 23 mph. |
| Tuesday Night | Widespread haze. Mostly clear, with a low around 78. East wind around 11 mph. |
| Wednesday | Showers likely, mainly after noon. Mostly cloudy, with a high near 88. East wind 14 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. |
| Wednesday Night | Partly cloudy, with a low around 78. |
| Thursday | Scattered showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%. |
| Thursday Night | Mostly clear, with a low around 79. |
| Friday | Sunny, with a high near 90. |
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