421  
CDUS46 KSGX 190020  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
520 PM PDT WED SEP 18 2024  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR SEPTEMBER 18 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 75 1:55 PM 97 2020 80 -5 76  
MINIMUM 59 2:58 AM 54 1958 61 -2 57  
2010  
2011  
AVERAGE 67 70 -3 67  
 
PRECIPITATION (IN)  
TODAY 0.00 0.01 1998 0.00 0.00 T  
MONTH TO DATE T 0.09 -0.09 T  
SINCE JUL 1 T 0.14 -0.14 1.43  
SINCE OCT 1 12.99 10.14 2.85 17.74  
SINCE JAN 1 10.99 7.05 3.94 13.88  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 2 5 -3 2  
MONTH TO DATE 182 113 69 122  
SINCE SEP 1 182 113 69 122  
SINCE JAN 1 743 580 163 588    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 5:00 AM  
LOWEST 53 12:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 86 2020  
MINIMUM TEMPERATURE (F) 60 52 2023  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2024.....SUNRISE 6:34 AM PDT SUNSET 6:49 PM PDT  
SEPTEMBER 19 2024.....SUNRISE 6:35 AM PDT SUNSET 6:48 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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