255  
CDUS46 KSGX 190030  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
530 PM PDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR AUGUST 18 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 79 2:53 PM 91 2010 81 -2 83  
2020  
MINIMUM 62 6:36 AM 58 1999 63 -1 66  
AVERAGE 71 72 -1 75  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00 2020 0.00 0.00 0.00  
MONTH TO DATE T 0.00 0.00 0.00  
SINCE JUL 1 T 0.04 -0.04 T  
SINCE OCT 1 16.31 10.04 6.27 9.61  
SINCE JAN 1 12.45 6.95 5.50 5.21  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 29 23 6 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
TODAY 6 7 -1 10  
MONTH TO DATE 140 118 22 187  
SINCE JUN 1 360 326 34 532  
SINCE JAN 1 366 374 -8 604    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 54 3:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 90 1997  
MINIMUM TEMPERATURE (F) 63 57 2005  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 6:14 AM PDT SUNSET 7:29 PM PDT  
AUGUST 19 2023........SUNRISE 6:14 AM PDT SUNSET 7:28 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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