647  
CDUS46 KSGX 160918  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
218 AM PDT TUE MAY 16 2023  
   
...............................
 
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR MAY 15 2023
 
 
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)  
YESTERDAY  
MAXIMUM 69 1:00 PM 102 2014 71 -2 78  
MINIMUM 55 11:05 PM 46 1998 54 1 51  
AVERAGE 62 63 -1 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.61 2015 0.01 -0.01 0.00  
MONTH TO DATE 0.29 0.16 0.13 0.00  
SINCE JUL 1 16.39 10.02 6.37 9.66  
SINCE OCT 1 16.11 9.79 6.32 9.60  
SINCE JAN 1 12.25 6.70 5.55 5.20  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 3 0 0  
MONTH TO DATE 75 53 22 37  
SINCE MAR 1 622 460 162 358  
SINCE JUL 1 1896 1539 357 1299  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 15 -15 12  
SINCE MAR 1 6 33 -27 52  
SINCE JAN 1 6 41 -35 64    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 63 12:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 95 2008  
2014  
MINIMUM TEMPERATURE (F) 55 47 2003  
 
SUNRISE AND SUNSET  
MAY 16 2023...........SUNRISE 5:49 AM PDT SUNSET 7:40 PM PDT  
MAY 17 2023...........SUNRISE 5:48 AM PDT SUNSET 7:41 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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