National Weather Service Today's Weather Impact Levels
Graphical Hazardous Weather Outlook
FLOOD THREAT
Lightning THREAT
HEAT THREAT
WIND THREAT
WAVES THREAT
RIP CURRENT THREAT
National Weather Service Forecast for:
San Juan PR
Issued by: National Weather Service San Juan, PR Updated: 3:11 am AST Apr 25, 2026
San Juan
Overnight
Low: 73 °F
Isolated Showers
Saturday
High: 87 °F
Scattered Showers
Saturday Night Low: 74 °F
Scattered Showers then Mostly Clear
Sunday
High: 91 °F
Sunny then Showers Likely
Sunday Night Low: 75 °F
Showers Likely then Isolated Showers
Monday
High: 89 °F
Scattered Showers then Showers
Monday Night Low: 75 °F
Scattered Showers
Tuesday
High: 88 °F
Showers Likely
Tuesday Night Low: 75 °F
Scattered Showers
Overnight
Isolated showers. Partly cloudy, with a low around 73. South southeast wind around 6 mph. Chance of precipitation is 20%.
Saturday
Scattered showers before 9am, then scattered showers after noon. Mostly sunny, with a high near 87. South wind 5 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 40%.
Saturday Night
Scattered showers, mainly before 9pm. Partly cloudy, with a low around 74. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
Showers likely and possibly a thunderstorm after noon. Increasing clouds, with a high near 91. Light and variable wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before midnight, then isolated showers. Mostly cloudy, with a low around 75. South southeast wind 3 to 6 mph. Chance of precipitation is 60%.
Monday
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 89. Light southeast wind becoming east southeast 8 to 13 mph in the morning. Chance of precipitation is 80%.
Monday Night
Scattered showers. Partly cloudy, with a low around 75. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
Showers likely. Mostly cloudy, with a high near 88. East wind 3 to 8 mph. Chance of precipitation is 70%.
Tuesday Night
Scattered showers. Mostly cloudy, with a low around 75. East southeast wind 3 to 5 mph. Chance of precipitation is 50%.
Wednesday
Scattered showers. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Wednesday Night
Scattered showers. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Thursday
Scattered showers. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Friday
Scattered showers. Partly sunny, with a high near 89. Chance of precipitation is 50%.