778  
CDCA42 TJSJ 182135  
CLIISX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN JUAN PR  
535 PM AST TUE JUL 18 2023  
   
...............................
 
 
...THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE SUMMARY FOR JULY 18 2023...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1951 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91 1:15 PM 93 1989 89 2 88  
MINIMUM 81 6:22 AM 70 1960 77 4 78  
AVERAGE 86 83 3 83  
 
PRECIPITATION (IN)  
TODAY 0.00 3.79 1960 0.09 -0.09 0.00  
MONTH TO DATE 0.80 1.45 -0.65 2.35  
SINCE JUN 1 4.67 3.37 1.30 3.08  
SINCE JAN 1 9.79 14.12 -4.33 12.26  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 21 18 3 18  
MONTH TO DATE 350 324 26 341  
SINCE JUN 1 958 858 100 912  
SINCE JAN 1 3162 2972 190 3168    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 14.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 63  
AVERAGE 77  
   
......................................................
 
 
THE HENRY E. ROHLSEN AP/ST CROIX CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1972  
MINIMUM TEMPERATURE (F) 77 67 1979  
 
SUNRISE AND SUNSET  
JULY 18 2023..........SUNRISE 5:53 AM AST SUNSET 6:57 PM AST  
JULY 19 2023..........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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