000  
CDUS46 KMTR 040834  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
134 AM PDT FRI SEP 04 2026  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 2026  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 11:53 AM 106 2017 87 -11 90  
MINIMUM 60 3:00 AM 52 1999 59 1 60  
AVERAGE 68 73 -5 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 0.00  
MONTH TO DATE 0.13 T  
SINCE OCT 1 6.72 4.30  
SINCE JAN 1 3.58 2.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE SEP 1 0 0  
SINCE JUL 1 1 0  
 
COOLING  
YESTERDAY 3 10  
MONTH TO DATE 9 38  
SINCE SEP 1 9 38  
SINCE JAN 1 858 789    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 PM  
LOWEST 50 11:00 AM  
AVERAGE 72  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 103 2022  
MINIMUM TEMPERATURE (F) 59 52 2012  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2026.....SUNRISE 6:41 AM PDT SUNSET 7:33 PM PDT  
SEPTEMBER 5 2026.....SUNRISE 6:42 AM PDT SUNSET 7:31 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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