446  
CDUS46 KMTR 090826  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT SUN JUL 09 2023  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR JULY 8 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 73 3:53 PM 108 2008 88 -15 89  
MINIMUM 54 5:07 AM 53 2013 59 -5 60  
AVERAGE 64 73 -9 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 24.74 11.15  
SINCE JAN 1 15.46 1.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 0  
MONTH TO DATE 2 2  
SINCE JUN 1 12 4  
SINCE JUL 1 2 2  
 
COOLING  
YESTERDAY 0 10  
MONTH TO DATE 51 34  
SINCE JUN 1 122 291  
SINCE JAN 1 184 397    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 18 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 17.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 5:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 105 2008  
MINIMUM TEMPERATURE (F) 59 53 1999  
 
SUNRISE AND SUNSET  
JULY 9 2023..........SUNRISE 5:54 AM PDT SUNSET 8:33 PM PDT  
JULY 10 2023..........SUNRISE 5:54 AM PDT SUNSET 8:33 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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