156  
CDCA42 TJSJ 130429  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1229 AM AST TUE JUL 13 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 12 2021
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 2:06 PM 93 1980 89 0 89  
MINIMUM 80 6:09 AM 69 1952 78 2 77  
AVERAGE 85 83 2 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 3.01 1905 0.19 -0.16 1.23  
MONTH TO DATE 1.26 2.13 -0.87 2.56  
SINCE JUN 1 11.75 6.79 4.96 6.46  
SINCE JAN 1 25.21 25.76 -0.55 34.68  
 
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 20 18 2 18  
MONTH TO DATE 231 216 15 242  
SINCE JUN 1 749 759 -10 836  
SINCE JAN 1 2998 2892 106 3226    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 65  
AVERAGE 78  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1985  
MINIMUM TEMPERATURE (F) 78 71 2003  
 
SUNRISE AND SUNSET  
JULY 13 2021..........SUNRISE 5:55 AM AST SUNSET 7:04 PM AST  
JULY 14 2021..........SUNRISE 5:56 AM AST SUNSET 7:04 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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