199  
CDUS46 KSGX 190935  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
235 AM PDT TUE SEP 19 2023  
   
...............................
 
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 18 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1874 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 2:47 PM 95 1939 77 -2 73  
MINIMUM 66 11:59 PM 50 1882 66 0 65  
AVERAGE 71 72 -1 69  
 
PRECIPITATION (IN)  
YESTERDAY T 0.41 1963 0.00 0.00 0.00  
MONTH TO DATE 0.01 0.05 -0.04 0.65  
SINCE JUL 1 1.85 0.14 1.71 0.65  
SINCE OCT 1 15.72 9.72 6.00 6.75  
SINCE JAN 1 12.98 6.76 6.22 3.16  
 
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 1 -1 0  
 
COOLING  
YESTERDAY 6 7 -1 4  
MONTH TO DATE 139 134 5 229  
SINCE SEP 1 139 134 5 229  
SINCE JAN 1 569 694 -125 773    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 4:00 AM  
LOWEST 60 3:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 97 1939  
MINIMUM TEMPERATURE (F) 66 50 1882  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 6:35 AM PDT SUNSET 6:50 PM PDT  
SEPTEMBER 20 2023.....SUNRISE 6:35 AM PDT SUNSET 6:48 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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