558  
CDUS46 KSGX 150927  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
227 AM PDT FRI SEP 15 2023  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR SEPTEMBER 14 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 12:52 PM 106 2012 80 -3 76  
MINIMUM 60 12:14 AM 55 2016 61 -1 63  
AVERAGE 69 71 -2 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2017 0.01 -0.01 0.00  
MONTH TO DATE T 0.07 -0.07 0.28  
SINCE JUL 1 1.43 0.12 1.31 0.28  
SINCE OCT 1 17.74 10.12 7.62 9.89  
SINCE JAN 1 13.88 7.03 6.85 5.49  
 
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 2 -2 0  
 
COOLING  
YESTERDAY 4 6 -2 5  
MONTH TO DATE 109 91 18 210  
SINCE SEP 1 109 91 18 210  
SINCE JAN 1 575 558 17 932    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 54 1:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 105 2012  
MINIMUM TEMPERATURE (F) 61 52 2016  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2023.....SUNRISE 6:32 AM PDT SUNSET 6:54 PM PDT  
SEPTEMBER 16 2023.....SUNRISE 6:32 AM PDT SUNSET 6:53 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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