410  
CDUS46 KSGX 180926  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
226 AM PDT FRI APR 18 2025  
   
...............................  
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR APRIL 17 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 MM MM 88 1999 70 MM 74  
2008  
2016  
MINIMUM 59 MM 43 1957 50 9 48  
2009  
2013  
AVERAGE MM 60 MM 61  
 
PRECIPITATION (IN)  
YESTERDAY T 0.49 2000 0.02 -0.02 0.00  
MONTH TO DATE 0.02 0.51 -0.49 0.28  
SINCE JUL 1 3.76 9.57 -5.81 14.28  
SINCE OCT 1 3.66 9.34 -5.68 12.83  
SINCE JAN 1 3.56 6.25 -2.69 10.83  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 5 MM 4  
MONTH TO DATE 0 102 -102 114  
SINCE MAR 1 14 344 -330 370  
SINCE JUL 1 825 1423 -598 1290  
 
COOLING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 17 0 17 0  
SINCE MAR 1 34 6 28 0  
SINCE JAN 1 66 14 52 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 9:00 AM  
LOWEST 37 2:00 PM  
AVERAGE 55  
   
......................................................  
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 2016  
MINIMUM TEMPERATURE (F) 50 41 2018  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 6:15 AM PDT SUNSET 7:20 PM PDT  
APRIL 19 2025.........SUNRISE 6:13 AM PDT SUNSET 7:21 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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