301  
CDCA42 TJSJ 180441  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1241 AM AST THU JUL 18 2024  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 17 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 94R 2:19 PM 93 2001 89 5 89  
MINIMUM 82 6:37 AM 72 1956 78 4 79  
AVERAGE 88 83 5 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 1.37 1977 0.21 -0.12 0.04  
MONTH TO DATE 2.45 3.13 -0.68 2.87  
SINCE JUN 1 5.86 7.79 -1.93 5.17  
SINCE JAN 1 38.74 26.76 11.98 25.12  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 23 18 5 19  
MONTH TO DATE 358 306 52 334  
SINCE JUN 1 997 849 148 959  
SINCE JAN 1 3509 2982 527 3171    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 60  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 91 2005  
MINIMUM TEMPERATURE (F) 78 70 1960  
 
SUNRISE AND SUNSET  
JULY 18 2024..........SUNRISE 5:57 AM AST SUNSET 7:03 PM AST  
JULY 19 2024..........SUNRISE 5:58 AM AST SUNSET 7:03 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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