842  
CDUS46 KMTR 090028  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
428 PM PST FRI DEC 08 2023  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR DECEMBER 8 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 60 3:59 PM 68 2020 59 1 57  
MINIMUM 37 7:43 AM 28 2013 41 -4 38  
AVERAGE 49 50 -1 48  
 
PRECIPITATION (IN)  
TODAY 0.00 T  
MONTH TO DATE 0.25 1.55  
SINCE OCT 1 0.98 2.86  
SINCE JAN 1 16.45 4.37  
 
DEGREE DAYS  
HEATING  
TODAY 16 17  
MONTH TO DATE 83 139  
SINCE DEC 1 83 139  
SINCE JUL 1 389 581  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 1015 1312    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 2.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 68 2015  
MINIMUM TEMPERATURE (F) 41 27 2009  
 
SUNRISE AND SUNSET  
DECEMBER 8 2023......SUNRISE 7:12 AM PST SUNSET 4:49 PM PST  
DECEMBER 9 2023......SUNRISE 7:12 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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