639  
CDCA42 TJSJ 280903  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
503 AM AST THU MAY 28 2026  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR MAY 27 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 2:07 PM 93 1972 88 -1 88  
MINIMUM 77 9:49 AM 70 2015 76 1 78  
AVERAGE 82 82 0 83  
 
PRECIPITATION (IN)  
YESTERDAY MM 1.70 1993 0.09 MM MM  
MONTH TO DATE 1.06 3.29 -2.23 0.00  
SINCE MAR 1 4.27 7.13 -2.86 0.00  
SINCE JAN 1 4.27 10.42 -6.15 0.00  
 
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 17 17 0 18  
MONTH TO DATE 454 436 18 463  
SINCE MAR 1 1340 1288 52 1367  
SINCE JAN 1 2148 2046 102 2158    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 12.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 61  
AVERAGE 77  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 94 1972  
MINIMUM TEMPERATURE (F) 76 71 1955  
 
SUNRISE AND SUNSET  
MAY 28 2026...........SUNRISE 5:44 AM AST SUNSET 6:49 PM AST  
MAY 29 2026...........SUNRISE 5:44 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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