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 68%
Wind Speed NE 16 mph
Barometer 29.99 in (1015.3 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 21 Sep 11:56 am AST
Detailed forecast for

Southeast

Today
Variably cloudy, then becoming partly cloudy late this morning, then becoming sunny, then becoming partly cloudy late. Scattered showers, mainly this morning. Highs around 92. Temperature falling this afternoon. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Tonight
Variably cloudy. Scattered showers with isolated thunderstorms in the evening, then numerous showers after midnight. Lows around 83. East winds 5 to 10 mph. Chance of rain 60 percent.
Tuesday
Variably cloudy with scattered showers. Isolated thunderstorms in the afternoon. Highs around 92. Temperature falling in the afternoon. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Tuesday Night
Variably cloudy with scattered showers. Lows around 83. East winds 5 to 10 mph. Chance of rain 50 percent.
Wednesday
Variably cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 92. Temperature falling in the afternoon. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent.
Wednesday Night
Mostly clear. Lows around 83.
Thursday
Partly cloudy with isolated showers. Highs around 92. Chance of rain 20 percent.
Thursday Night
Variably cloudy with scattered showers. Lows around 83. Chance of rain 50 percent.
Friday
Variably cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 92. Temperature falling in the afternoon. Chance of rain 50 percent.
Friday Night
Partly cloudy with isolated showers. Lows around 83. Chance of rain 20 percent.
Saturday
Partly cloudy with isolated showers. Highs around 92. Temperature falling in the afternoon. Chance of rain 20 percent.
Saturday Night
Clear. Lows around 83.
Sunday
Variably cloudy with scattered showers in the morning, then partly cloudy with isolated showers in the afternoon. Highs around 92. Temperature falling in the afternoon. Chance of rain 40 percent.



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243 AM AST Mon Sep 21 2026
 
 

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