672  
CDCA42 TJSJ 110929  
CLISJU  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
529 AM AST SUN MAY 11 2025  
   
...............................  
 
   
..THE SAN JUAN AREA/PR CLIMATE SUMMARY FOR MAY 10 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1898 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 3:34 PM 95 1980 87 -1 88  
MINIMUM 75 6:06 AM 69 1986 75 0 78  
AVERAGE 81 81 0 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.54 2.72 2014 0.18 0.36 0.15  
MONTH TO DATE 3.04 1.79 1.25 7.46  
SINCE MAR 1 13.71 8.57 5.14 19.49  
SINCE JAN 1 20.50 15.22 5.28 28.83  
 
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 152 160 -8 175  
SINCE MAR 1 1085 1033 52 1181  
SINCE JAN 1 1969 1780 189 2074    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 72  
AVERAGE 84  
   
......................................................  
 
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 2025...........SUNRISE 5:52 AM AST SUNSET 6:49 PM AST  
MAY 12 2025...........SUNRISE 5:51 AM AST SUNSET 6:49 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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