270  
CDCA42 TJSJ 102001  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
401 PM AST THU SEP 10 2026  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 10 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 1:55 PM 94 2023 89 2 91  
MINIMUM 82 5:30 AM 69 1982 77 5 77  
AVERAGE 87 83 4 84  
 
PRECIPITATION (IN)  
TODAY T 2.98 1974 0.17 -0.17 MM  
MONTH TO DATE T 1.64 -1.64 0.00  
SINCE SEP 1 T 1.64 -1.64 0.00  
SINCE JAN 1 4.43 20.18 -15.75 3.30  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 22 18 4 19  
MONTH TO DATE 43 180 -137 185  
SINCE SEP 1 43 180 -137 185  
SINCE JAN 1 3770 3966 -196 4070    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85  
LOWEST 66  
AVERAGE 76  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1972  
2023  
MINIMUM TEMPERATURE (F) 77 67 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2026.....SUNRISE 6:06 AM AST SUNSET 6:25 PM AST  
SEPTEMBER 11 2026.....SUNRISE 6:07 AM AST SUNSET 6:25 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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