409  
CDCA42 TJSJ 282110  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
525 PM AST FRI JUL 28 2023  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 28 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 90 12:11 PM 92 1981 89 1 88  
MINIMUM 80 6:58 AM 70 1899 78 2 78  
AVERAGE 85 83 2 83  
 
PRECIPITATION (IN)  
TODAY T 2.07 1942 0.20 -0.20 0.06  
MONTH TO DATE 3.98 5.44 -1.46 7.18  
SINCE JUN 1 6.28 10.10 -3.82 8.82  
SINCE JAN 1 26.28 29.07 -2.79 30.71  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 20 18 2 18  
MONTH TO DATE 556 504 52 498  
SINCE JUN 1 1181 1047 134 1054  
SINCE JAN 1 3393 3180 213 3151    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 68  
AVERAGE 77  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2013  
MINIMUM TEMPERATURE (F) 78 70 1919  
 
SUNRISE AND SUNSET  
JULY 28 2023..........SUNRISE 6:00 AM AST SUNSET 7:00 PM AST  
JULY 29 2023..........SUNRISE 6:01 AM AST SUNSET 7:00 PM AST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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