505  
CDCA42 TJSJ 180438  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1238 AM AST THU NOV 18 2021  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR NOVEMBER 17 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 88 2:26 PM 91 1983 86 2 87  
2017  
MINIMUM 78 6:50 AM 69 1964 75 3 75  
AVERAGE 83 80 3 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.19 2.82 1979 0.26 -0.07 T  
MONTH TO DATE 1.48 4.36 -2.88 6.34  
SINCE SEP 1 11.92 16.07 -4.15 17.87  
SINCE JAN 1 43.86 52.01 -8.15 63.90  
 
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 18 15 3 16  
MONTH TO DATE 307 271 36 276  
SINCE SEP 1 1513 1368 145 1430  
SINCE JAN 1 5462 5179 283 5634    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 14.7  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82  
LOWEST 60  
AVERAGE 71  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 90 1951  
MINIMUM TEMPERATURE (F) 75 67 1958  
 
SUNRISE AND SUNSET  
NOVEMBER 18 2021......SUNRISE 6:32 AM AST SUNSET 5:46 PM AST  
NOVEMBER 19 2021......SUNRISE 6:33 AM AST SUNSET 5:46 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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