118  
CDUS46 KMTR 050830  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1230 AM PST FRI JAN 05 2024  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR JANUARY 4 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 3:55 PM 68 2014 57 4 62  
MINIMUM 39 3:44 AM 28 2009 41 -2 44  
AVERAGE 50 49 1 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.47  
MONTH TO DATE 0.45 1.82  
SINCE OCT 1 3.58 11.10  
SINCE JAN 1 0.45 1.82  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 12  
MONTH TO DATE 55 67  
SINCE DEC 1 424 608  
SINCE JUL 1 730 1050  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 47 3:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 68 2012  
MINIMUM TEMPERATURE (F) 41 32 2001  
2011  
 
SUNRISE AND SUNSET  
JANUARY 5 2024.......SUNRISE 7:24 AM PST SUNSET 5:03 PM PST  
JANUARY 6 2024.......SUNRISE 7:24 AM PST SUNSET 5:04 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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