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Current conditions at

San Juan, Luis Munoz Marin International Airport (TJSJ)

Lat: 18.45° N Lon: 66° W Elev: 10 ft.

Partly Cloudy

88°F

31°C

Humidity 70%
Wind Speed E 20 mph
Barometer 30.07 in
Dewpoint 77°F (25°C)
Visibility 7.00 mi
Heat Index100°F (38°C)
Last update 14 Aug 4:56 pm AST
Detailed forecast for

Eastern Interior

Tonight
Partly cloudy with isolated showers this evening, then variably cloudy with scattered showers after midnight. Hazy. Lows around 79. Northeast winds 10 to 15 mph. Chance of rain 40 percent.
Saturday
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Hazy. Highs around 94. Temperature falling in the afternoon. East winds 15 to 20 mph. Chance of rain 30 percent.
Saturday Night
Mostly cloudy with scattered showers with isolated thunderstorms. Lows around 78. East winds 10 to 15 mph. Chance of rain 50 percent.
Sunday
Variably cloudy in the morning, then becoming mostly cloudy. Scattered showers with isolated thunderstorms. Highs around 88. East winds 10 to 15 mph. Chance of rain 50 percent.
Sunday Night
Variably cloudy with scattered showers in the evening, then partly cloudy with isolated showers after midnight. Lows around 78. East winds 10 to 15 mph. Chance of rain 40 percent.
Monday
Variably cloudy with scattered showers. Hazy in the afternoon. Highs around 91. Chance of rain 50 percent.
Monday Night
Partly cloudy with isolated showers. Hazy. Lows around 78. Chance of rain 20 percent.
Tuesday
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 93. Temperature falling in the afternoon. Chance of rain 40 percent.
Tuesday Night
Partly cloudy with isolated showers. Lows around 78. Chance of rain 20 percent.
Wednesday
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 93. Temperature falling in the afternoon. Chance of rain 40 percent.
Wednesday Night
Partly cloudy with isolated showers. Lows around 78. Chance of rain 20 percent.
Thursday
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 93. Temperature falling in the afternoon. Chance of rain 30 percent.
Thursday Night
Mostly cloudy with scattered showers. Lows around 78. Chance of rain 50 percent.
Friday
Isolated thunderstorms in the morning. Mostly cloudy with scattered showers. Highs around 93. Temperature falling in the afternoon. Chance of rain 50 percent.



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243 PM AST Fri Aug 14 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database