451  
CDCA42 TJSJ 170853  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
453 AM AST THU JUL 17 2025  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 16 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 3:33 PM 92 2014 89 -1 91  
MINIMUM 77 8:21 AM 71 1979 77 0 78  
AVERAGE 83 83 0 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 1.80 1991 0.09 0.08 MM  
MONTH TO DATE 0.94 1.27 -0.33 T  
SINCE JUN 1 2.35 3.19 -0.84 1.87  
SINCE JAN 1 2.42 13.94 -11.52 9.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 18 0 20  
MONTH TO DATE 284 288 -4 336  
SINCE JUN 1 811 822 -11 945  
SINCE JAN 1 3035 2936 99 2832    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 68  
AVERAGE 81  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1989  
MINIMUM TEMPERATURE (F) 77 73 1998  
 
SUNRISE AND SUNSET  
JULY 17 2025..........SUNRISE 5:53 AM AST SUNSET 6:57 PM AST  
JULY 18 2025..........SUNRISE 5:54 AM AST SUNSET 6:57 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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