407  
CDUS46 KSGX 080919  
CLIMYF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
219 AM PDT MON SEP 08 2025  
   
...............................  
 
...THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE SUMMARY FOR SEPTEMBER 7 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 89 1:51 PM 97 2011 82 7 97  
2024  
MINIMUM 67 6:04 AM 60 2010 65 2 74  
AVERAGE 78 74 4 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.14 2002 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.03 -0.03 0.00  
SINCE JUL 1 0.07 0.11 -0.04 0.01  
SINCE OCT 1 5.36 10.88 -5.52 12.61  
SINCE JAN 1 5.24 7.82 -2.58 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 13 9 4 21  
MONTH TO DATE 77 63 14 96  
SINCE SEP 1 77 63 14 96  
SINCE JAN 1 657 709 -52 718    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 30 2:00 PM  
AVERAGE 60  
   
......................................................  
 
THE SAN DIEGO/MONTGOMERY FLD CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 103 2024  
MINIMUM TEMPERATURE (F) 65 61 2001  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2025.....SUNRISE 6:28 AM PDT SUNSET 7:04 PM PDT  
SEPTEMBER 9 2025.....SUNRISE 6:29 AM PDT SUNSET 7:02 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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