743  
CDCA42 TJSJ 281944  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
344 PM AST WED MAY 28 2025  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 28 2025
 
 
VALID TODAY AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 2:09 PM 93 1990 88 -1 90  
MINIMUM 77 5:07 AM 67 1929 76 1 81  
AVERAGE 82 82 0 86  
 
PRECIPITATION (IN)  
TODAY 0.12 4.07 1933 0.18 -0.06 0.12  
MONTH TO DATE 6.49 4.99 1.50 10.90  
SINCE MAR 1 17.16 11.77 5.39 22.93  
SINCE JAN 1 23.95 18.42 5.53 32.27  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 17 17 0 21  
MONTH TO DATE 454 460 -6 549  
SINCE MAR 1 1387 1333 54 1555  
SINCE JAN 1 2271 2080 191 2448    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 67  
AVERAGE 78  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 94 1990  
MINIMUM TEMPERATURE (F) 76 67 1929  
 
SUNRISE AND SUNSET  
MAY 28 2025...........SUNRISE 5:47 AM AST SUNSET 6:56 PM AST  
MAY 29 2025...........SUNRISE 5:47 AM AST SUNSET 6:56 PM AST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PR Page Main Text Page