318  
CDUS46 KMTR 260826  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT SUN OCT 26 2025  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR OCTOBER 25 2025
 
 
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)  
YESTERDAY  
MAXIMUM 66 3:50 PM 90 2003 75 -9 79  
2017  
MINIMUM 57 2:40 AM 43 1999 51 6 48  
AVERAGE 62 63 -1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.00  
MONTH TO DATE 0.48 T  
SINCE OCT 1 0.48 T  
SINCE JAN 1 2.55 9.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 1  
MONTH TO DATE 48 4  
SINCE SEP 1 48 5  
SINCE JUL 1 48 8  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 34 182  
SINCE SEP 1 283 405  
SINCE JAN 1 1034 1453    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 PM  
LOWEST 65 3:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 2017  
MINIMUM TEMPERATURE (F) 50 42 2011  
 
SUNRISE AND SUNSET  
OCTOBER 26 2025.......SUNRISE 7:28 AM PDT SUNSET 6:16 PM PDT  
OCTOBER 27 2025.......SUNRISE 7:29 AM PDT SUNSET 6:14 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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