150  
CDCA42 TJSJ 110421  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
1221 AM AST SAT MAY 11 2024  
   
...............................
 
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 10 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 1:25 PM 95 1980 87 1 93  
MINIMUM 78 6:14 AM 69 1986 75 3 77  
AVERAGE 83 81 2 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 2.72 2014 0.18 -0.03 0.00  
MONTH TO DATE 7.46 1.79 5.67 T  
SINCE MAR 1 19.49 8.57 10.92 7.74  
SINCE JAN 1 28.83 15.22 13.61 15.95  
 
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 18 16 2 20  
MONTH TO DATE 175 160 15 191  
SINCE MAR 1 1181 1033 148 1034  
SINCE JAN 1 2074 1780 294 1834    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90  
LOWEST 68  
AVERAGE 79  
   
......................................................
 
 
THE SAN JUAN AREA/PR CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 96 1980  
MINIMUM TEMPERATURE (F) 75 69 1986  
 
SUNRISE AND SUNSET  
MAY 11 2024...........SUNRISE 5:52 AM AST SUNSET 6:49 PM AST  
MAY 12 2024...........SUNRISE 5:51 AM AST SUNSET 6:50 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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