| NWS Forecast for: San Juan PR Issued by: National Weather Service San Juan, PR Last Update: 7:33 pm AST Jun 16, 2026 |  |
| Tonight: Isolated showers before midnight, then isolated showers after 3am. Mostly clear, with a low around 77. East southeast wind around 10 mph. Chance of precipitation is 10%. Wednesday: Isolated showers. 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%. Wednesday Night: Scattered showers, mainly after 3am. Partly cloudy, with a low around 78. East wind 8 to 10 mph. Chance of precipitation is 30%. Thursday: Scattered showers. Partly sunny, with a high near 89. East wind 11 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 79. East wind around 10 mph. Chance of precipitation is 40%. Juneteenth: Scattered showers, mainly before noon. Widespread haze after noon. Mostly sunny, with a high near 89. East wind 11 to 17 mph, with gusts as high as 22 mph. Chance of precipitation is 40%. Friday Night: Widespread haze. Partly cloudy, with a low around 79. East wind around 10 mph. Saturday: Widespread haze. Sunny, with a high near 88. East wind 11 to 16 mph, with gusts as high as 21 mph. Saturday Night: Widespread haze. Clear, with a low around 79. East wind around 10 mph. Sunday: Sunny, with a high near 89. Sunday Night: Mostly clear, with a low around 79. Monday: Showers likely. Partly sunny, with a high near 87. Chance of precipitation is 60%. Monday Night: Partly cloudy, with a low around 77. Tuesday: Scattered showers. Mostly sunny, with a high near 90. Chance of precipitation is 30%. | |
| San Juan PR 18.41°N 66.07°W (Elev. 56 ft) | |
Visit your local NWS office at: https://www.weather.gov/sju |
