663  
CDUS46 KSGX 281052  
CLISDM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
252 AM PST THU DEC 28 2023  
   
...............................  
 
   
..THE SAN DIEGO/BROWN CLIMATE SUMMARY FOR DECEMBER 27 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 65 1:58 PM 81 2013 67 -2 72  
MINIMUM 46 3:00 AM 32 2015 44 2 47  
AVERAGE 56 55 1 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.15 2006 0.06 -0.06 0.10  
MONTH TO DATE 0.50 1.57 -1.07 0.77  
SINCE JUL 1 3.19 3.07 0.12 3.64  
SINCE OCT 1 1.74 2.84 -1.10 3.36  
SINCE JAN 1 15.64 9.98 5.66 8.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 10 -1 5  
MONTH TO DATE 176 263 -87 278  
SINCE DEC 1 176 263 -87 278  
SINCE JUL 1 288 484 -196 528  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE DEC 1 0 0 0 3  
SINCE JAN 1 713 732 -19 1142    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 57 10:00 AM  
AVERAGE 79  
   
......................................................  
 
THE SAN DIEGO/BROWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 83 2017  
MINIMUM TEMPERATURE (F) 44 33 2003  
 
SUNRISE AND SUNSET  
DECEMBER 28 2023......SUNRISE 6:49 AM PST SUNSET 4:50 PM PST  
DECEMBER 29 2023......SUNRISE 6:49 AM PST SUNSET 4:51 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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