569  
CDUS46 KSGX 220927  
CLIMYF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
227 AM PDT FRI SEP 22 2023  
   
...............................
 
 
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR SEPTEMBER 21 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 2:06 PM 98 2021 81 -7 78  
MINIMUM 59 3:25 AM 53 2007 63 -4 65  
AVERAGE 67 72 -5 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2015 0.01 -0.01 0.00  
2015  
2017  
MONTH TO DATE 0.03 0.10 -0.07 0.41  
SINCE JUL 1 2.18 0.18 2.00 0.42  
SINCE OCT 1 18.30 10.95 7.35 7.19  
SINCE JAN 1 15.80 7.89 7.91 3.17  
 
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 2 7 -5 7  
MONTH TO DATE 162 171 -9 242  
SINCE SEP 1 162 171 -9 242  
SINCE JAN 1 713 817 -104 1114    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 5:00 AM  
LOWEST 57 11:00 AM  
AVERAGE 71  
   
......................................................
 
 
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 95 2021  
MINIMUM TEMPERATURE (F) 63 57 2010  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2023.....SUNRISE 6:37 AM PDT SUNSET 6:45 PM PDT  
SEPTEMBER 23 2023.....SUNRISE 6:37 AM PDT SUNSET 6:44 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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