407  
CDCA42 TJSJ 310848  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
448 AM AST SUN MAY 31 2026  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR MAY 30 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 88 1:10 PM 93 1972 88 0 87  
MINIMUM 78 5:45 AM 68 1979 76 2 77  
AVERAGE 83 82 1 82  
 
PRECIPITATION (IN)  
YESTERDAY T 1.33 1955 0.08 -0.08 0.00  
MONTH TO DATE 1.06 3.54 -2.48 0.07  
SINCE MAR 1 4.27 7.38 -3.11 0.07  
SINCE JAN 1 4.27 10.67 -6.40 0.07  
 
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 17 1 17  
MONTH TO DATE 507 487 20 511  
SINCE MAR 1 1393 1339 54 1415  
SINCE JAN 1 2201 2097 104 2206    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 13.4  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87  
LOWEST 65  
AVERAGE 76  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1972  
2020  
MINIMUM TEMPERATURE (F) 76 68 1979  
 
SUNRISE AND SUNSET  
MAY 31 2026...........SUNRISE 5:44 AM AST SUNSET 6:50 PM AST  
JUNE 1 2026..........SUNRISE 5:43 AM AST SUNSET 6:51 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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