777  
CDCA42 TJSJ 080429  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1229 AM AST FRI OCT 08 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR OCTOBER 7 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 90 1:34 PM 92 2015 89 1 89  
MINIMUM 78 8:04 PM 69 1913 77 1 77  
AVERAGE 84 83 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 3.61 1970 0.14 -0.02 0.05  
MONTH TO DATE 0.74 1.13 -0.39 1.93  
SINCE SEP 1 5.22 7.63 -2.41 6.96  
SINCE JAN 1 37.16 43.57 -6.41 52.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 18 1 18  
MONTH TO DATE 138 126 12 122  
SINCE SEP 1 742 676 66 705  
SINCE JAN 1 4691 4487 204 4909    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88  
LOWEST 63  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 97 1981  
MINIMUM TEMPERATURE (F) 77 70 1912  
 
SUNRISE AND SUNSET  
OCTOBER 8 2021.......SUNRISE 6:16 AM AST SUNSET 6:07 PM AST  
OCTOBER 9 2021.......SUNRISE 6:16 AM AST SUNSET 6:06 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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