300  
CDUS46 KSGX 210928  
CLISAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
228 AM PDT THU SEP 21 2023  
   
...............................
 
 
...THE SAN DIEGO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 20 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 74 2:32 PM 100 1939 77 -3 78  
MINIMUM 64 11:44 PM 53 1882 66 -2 64  
1893  
AVERAGE 69 71 -2 71  
 
PRECIPITATION (IN)  
YESTERDAY T 0.24 1939 0.00 0.00 0.00  
1991  
MONTH TO DATE 0.01 0.06 -0.05 0.65  
SINCE JUL 1 1.85 0.15 1.70 0.65  
SINCE OCT 1 15.72 9.73 5.99 6.75  
SINCE JAN 1 12.98 6.77 6.21 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 4 6 -2 6  
MONTH TO DATE 146 146 0 241  
SINCE SEP 1 146 146 0 241  
SINCE JAN 1 576 706 -130 785    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 11:00 PM  
LOWEST 57 3:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE SAN DIEGO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 106 1939  
MINIMUM TEMPERATURE (F) 66 53 1893  
1997  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2023.....SUNRISE 6:36 AM PDT SUNSET 6:47 PM PDT  
SEPTEMBER 22 2023.....SUNRISE 6:37 AM PDT SUNSET 6:45 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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