822  
CDCA42 TJSJ 050421  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1221 AM AST WED MAY 05 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 4 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 87 2:02 PM 95 1980 87 0 89  
MINIMUM 75 6:16 AM 68 1962 75 0 76  
AVERAGE 81 81 0 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 2.66 1913 0.19 -0.09 0.06  
MONTH TO DATE 0.27 0.74 -0.47 0.10  
SINCE MAR 1 4.52 7.52 -3.00 9.32  
SINCE JAN 1 9.62 14.17 -4.55 26.63  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 16 0 18  
MONTH TO DATE 62 64 -2 71  
SINCE MAR 1 974 937 37 972  
SINCE JAN 1 1775 1684 91 1861    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 61  
AVERAGE 76  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 96 1980  
MINIMUM TEMPERATURE (F) 75 66 1962  
 
SUNRISE AND SUNSET  
MAY 5 2021...........SUNRISE 5:55 AM AST SUNSET 6:47 PM AST  
MAY 6 2021...........SUNRISE 5:54 AM AST SUNSET 6:47 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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