012  
CDUS46 KMTR 110826  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT WED JUN 11 2025  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR JUNE 10 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 78 2:45 PM 103 2019 83 -5 91  
MINIMUM 54 11:59 PM 51 2021 57 -3 55  
AVERAGE 66 70 -4 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 4.30 12.46  
SINCE JAN 1 2.04 9.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE JUN 1 0 0  
SINCE JUL 1 1997 1899  
 
COOLING  
YESTERDAY 1 8  
MONTH TO DATE 32 75  
SINCE JUN 1 32 75  
SINCE JAN 1 143 158    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 14.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 69  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 105 2019  
MINIMUM TEMPERATURE (F) 57 51 2010  
 
SUNRISE AND SUNSET  
JUNE 11 2025..........SUNRISE 5:45 AM PDT SUNSET 8:31 PM PDT  
JUNE 12 2025..........SUNRISE 5:45 AM PDT SUNSET 8:31 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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