632  
CDCA42 TJSJ 230441  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1225 AM AST FRI JUL 23 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR JULY 22 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 2:27 PM 93 2015 89 0 89  
MINIMUM 78 3:05 AM 70 1936 78 0 79  
AVERAGE 84 83 1 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 2.23 2007 0.21 -0.13 0.02  
MONTH TO DATE 2.56 4.19 -1.63 3.49  
SINCE JUN 1 13.05 8.85 4.20 7.39  
SINCE JAN 1 26.51 27.82 -1.31 35.61  
 
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 19 18 1 19  
MONTH TO DATE 417 396 21 436  
SINCE JUN 1 935 939 -4 1030  
SINCE JAN 1 3184 3072 112 3420    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 63  
AVERAGE 77  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 2019  
MINIMUM TEMPERATURE (F) 78 71 1959  
 
SUNRISE AND SUNSET  
JULY 23 2021..........SUNRISE 5:59 AM AST SUNSET 7:02 PM AST  
JULY 24 2021..........SUNRISE 5:59 AM AST SUNSET 7:02 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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