510  
CDUS46 KMTR 140027  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
527 PM PDT MON OCT 13 2025  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR OCTOBER 13 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 67 10:43 AM 96 2015 79 -12 81  
MINIMUM 53 3:50 PM 43 2008 53 0 63  
AVERAGE 60 66 -6 72  
 
PRECIPITATION (IN)  
TODAY 0.24 0.00  
MONTH TO DATE 0.30 0.00  
SINCE OCT 1 0.30 0.00  
SINCE JAN 1 2.37 9.33  
 
DEGREE DAYS  
HEATING  
TODAY 5 0  
MONTH TO DATE 12 0  
SINCE SEP 1 12 1  
SINCE JUL 1 12 4  
 
COOLING  
TODAY 0 7  
MONTH TO DATE 27 162  
SINCE SEP 1 276 385  
SINCE JAN 1 1027 1433    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 3:00 PM  
LOWEST 54 11:00 AM  
AVERAGE 70  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 96 2020  
MINIMUM TEMPERATURE (F) 53 45 2013  
2019  
 
SUNRISE AND SUNSET  
OCTOBER 13 2025.......SUNRISE 7:15 AM PDT SUNSET 6:33 PM PDT  
OCTOBER 14 2025.......SUNRISE 7:16 AM PDT SUNSET 6:31 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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