386  
CDUS46 KSGX 110919  
CLIMYF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
219 AM PDT THU SEP 11 2025  
   
...............................
 
 
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR SEPTEMBER 10 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 12:42 PM 96 2015 82 -7 90  
MINIMUM 66 5:55 AM 55 2010 65 1 68  
AVERAGE 71 73 -2 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2010 0.00 0.00 0.00  
2017  
2022  
MONTH TO DATE 0.00 0.04 -0.04 0.00  
SINCE JUL 1 0.07 0.12 -0.05 0.01  
SINCE OCT 1 5.36 10.89 -5.53 12.61  
SINCE JAN 1 5.24 7.83 -2.59 11.46  
 
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 8 -2 14  
MONTH TO DATE 99 87 12 157  
SINCE SEP 1 99 87 12 157  
SINCE JAN 1 679 733 -54 779    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.9  
 
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 87 3:00 AM  
LOWEST 57 11:00 AM  
AVERAGE 72  
   
......................................................
 
 
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 92 2004  
2021  
MINIMUM TEMPERATURE (F) 64 59 2010  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 6:30 AM PDT SUNSET 7:00 PM PDT  
SEPTEMBER 12 2025.....SUNRISE 6:31 AM PDT SUNSET 6:58 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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