| NWS Forecast for: San Juan PR Issued by: National Weather Service San Juan, PR Last Update: 9:06 pm AST Jun 17, 2026 | |
| Overnight: Scattered showers. Mostly cloudy, with a low around 78. East wind around 9 mph. Chance of precipitation is 50%. Thursday: Scattered showers. Partly sunny, with a high near 89. East wind 8 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. Thursday Night: Scattered showers, mainly after midnight. Widespread haze before midnight. Partly cloudy, with a low around 79. East wind 9 to 11 mph. Chance of precipitation is 40%. Juneteenth: Scattered showers, mainly after noon. Widespread haze between 9am and noon. Partly sunny, with a high near 89. East wind 11 to 20 mph. Chance of precipitation is 40%. Friday Night: Scattered showers. Mostly cloudy, with a low around 79. East wind 8 to 10 mph. Chance of precipitation is 50%. Saturday: Widespread haze. Sunny, with a high near 88. East wind 10 to 17 mph, with gusts as high as 22 mph. Saturday Night: Widespread haze. Clear, with a low around 79. East wind 9 to 13 mph. Sunday: Mostly sunny, with a high near 88. East wind 11 to 17 mph, with gusts as high as 22 mph. Sunday Night: Partly cloudy, with a low around 79. East southeast wind around 10 mph. Monday: Showers likely, mainly after noon. Partly sunny, with a high near 89. Chance of precipitation is 60%. Monday Night: Partly cloudy, with a low around 77. Tuesday: Scattered showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%. Tuesday Night: Mostly clear, with a low around 78. Wednesday: Scattered showers. Mostly sunny, with a high near 88. 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 |