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Hazardous Weather Conditions
Current conditions at
San Juan, Luis Munoz Marin International Airport (TJSJ)
Lat: 18.45°NLon: 66°WElev: 10ft.
Partly Cloudy and Breezy
89°F
32°C
| Humidity | 63% |
| Wind Speed | E 24 G 37 mph |
| Barometer | 30.05 in (1017.4 mb) |
| Dewpoint | 75°F (24°C) |
| Visibility | 8.00 mi |
| Heat Index | 99°F (37°C) |
| Last update | 15 Aug 12:56 pm AST |
Extended Forecast for
Bayamon PR
Heat Advisory August 15, 01:41pm until August 15, 05:00pm
NOW until 5:00pm Sat

Heat Advisory
This Afternoon

High: 83 °F
Scattered
ShowersTonight

Low: 73 °F
Showers
LikelySunday

High: 83 °F
Showers
LikelySunday Night
Low: 73 °F
Clear then
Isolated
ShowersMonday

High: 84 °F
Isolated
ShowersMonday Night
Low: 73 °F
Clear then
Isolated
ShowersTuesday

High: 84 °F
Sunny
Tuesday Night

Low: 73 °F
Clear
Detailed Forecast
This Afternoon
Scattered showers, mainly after 3pm. Widespread haze before 3pm. Mostly sunny, with a high near 83. East wind around 17 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms likely, mainly before midnight, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 73. East wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Scattered showers before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then isolated showers after 3pm. Mostly sunny, with a high near 83. East wind 7 to 14 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Isolated showers between midnight and 3am. Mostly clear, with a low around 73. East wind 3 to 6 mph. Chance of precipitation is 10%.
Monday
Isolated showers. Mostly sunny, with a high near 84. East wind 7 to 13 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers after midnight. Mostly clear, with a low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.
Tuesday
Sunny, with a high near 84. East wind 6 to 11 mph.
Tuesday Night
Clear, with a low around 73. East wind around 5 mph becoming calm in the evening.
Wednesday
Scattered showers, mainly after noon. Mostly sunny, with a high near 84. East wind 6 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
Scattered showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Thursday Night
Scattered showers. Mostly cloudy, with a low around 73. Chance of precipitation is 50%.
Friday
Scattered showers. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Bayamon PR
18.28°N 66.15°W (Elev. 768 ft)
18.28°N 66.15°W (Elev. 768 ft)
1:34 pm AST Aug 15, 2026
1pm AST Aug 15, 2026-6pm AST Aug 21, 2026



