178  
CDUS46 KSGX 040923  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
223 AM PDT MON AUG 04 2025  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 3 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 1:05 PM 87 2009 80 0 86  
MINIMUM 57R 10:34 PM 57 1999 63 -6 62  
AVERAGE 69 71 -2 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2024 0.00 0.00 T  
MONTH TO DATE 0.00 0.00 0.00 T  
SINCE JUL 1 0.00 0.04 -0.04 T  
SINCE OCT 1 4.10 10.04 -5.94 12.99  
SINCE JAN 1 4.00 6.95 -2.95 10.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 6 23 -17 6  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 4 6 -2 9  
MONTH TO DATE 14 18 -4 25  
SINCE JUN 1 242 226 16 333  
SINCE JAN 1 290 274 16 333    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 11:00 PM  
LOWEST 52 2:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 88 1997  
MINIMUM TEMPERATURE (F) 63 57 2011  
 
SUNRISE AND SUNSET  
AUGUST 4 2025........SUNRISE 6:05 AM PDT SUNSET 7:43 PM PDT  
AUGUST 5 2025........SUNRISE 6:05 AM PDT SUNSET 7:42 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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