934  
CDUS46 KMTR 030838  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1238 AM PST SUN DEC 03 2023  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR DECEMBER 2 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 2:13 PM 75 2011 60 4 52  
MINIMUM 53 7:22 AM 32 2004 42 11 32  
2022  
AVERAGE 59 51 8 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.00  
MONTH TO DATE 0.01 0.53  
SINCE OCT 1 0.74 1.84  
SINCE JAN 1 16.21 3.35  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 23  
MONTH TO DATE 19 42  
SINCE DEC 1 19 42  
SINCE JUL 1 325 484  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 1015 1312    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 65 2:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 67 2007  
MINIMUM TEMPERATURE (F) 42 34 2004  
 
SUNRISE AND SUNSET  
DECEMBER 3 2023......SUNRISE 7:07 AM PST SUNSET 4:49 PM PST  
DECEMBER 4 2023......SUNRISE 7:08 AM PST SUNSET 4:49 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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