473  
CDUS46 KSGX 090920  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PDT FRI MAY 09 2025  
   
...............................  
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR MAY 8 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 75 1:18 PM 91 2007 71 4 73  
MINIMUM 53 2:16 AM 49 2013 53 0 51  
AVERAGE 64 62 2 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.38 2015 0.01 -0.01 0.00  
MONTH TO DATE 0.09 0.09 0.00 0.14  
SINCE JUL 1 4.01 9.95 -5.94 14.43  
SINCE OCT 1 3.91 9.72 -5.81 12.98  
SINCE JAN 1 3.81 6.63 -2.82 10.98  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 4 -3 3  
MONTH TO DATE 32 32 0 31  
SINCE MAR 1 97 439 -342 443  
SINCE JUL 1 908 1518 -610 1363  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 8 -8 0  
SINCE MAR 1 48 26 22 0  
SINCE JAN 1 80 34 46 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 55 2:00 PM  
AVERAGE 74  
   
......................................................  
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 83 2007  
MINIMUM TEMPERATURE (F) 54 47 2003  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 5:54 AM PDT SUNSET 7:35 PM PDT  
MAY 10 2025...........SUNRISE 5:53 AM PDT SUNSET 7:36 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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