277  
CDCA42 TJSJ 290900  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
500 AM AST TUE SEP 29 2026  
   
...............................  
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR SEPTEMBER 28 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 92 2:45 PM 96 2023 89 3 89  
MINIMUM 77 6:24 AM 70 1980 76 1 77  
AVERAGE 85 82 3 83  
 
PRECIPITATION (IN)  
YESTERDAY T 2.00 1999 0.16 -0.16 MM  
MONTH TO DATE T 4.55 -4.55 0.00  
SINCE SEP 1 T 4.55 -4.55 0.00  
SINCE JAN 1 4.43 23.09 -18.66 3.30  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 20 18 2 18  
MONTH TO DATE 318 504 -186 509  
SINCE SEP 1 318 504 -186 509  
SINCE JAN 1 4045 4290 -245 4394    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 60  
AVERAGE 77  
   
......................................................  
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 2023  
MINIMUM TEMPERATURE (F) 76 69 1955  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2026.....SUNRISE 6:09 AM AST SUNSET 6:09 PM AST  
SEPTEMBER 30 2026.....SUNRISE 6:09 AM AST SUNSET 6:09 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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