933  
CDUS46 KMTR 120047  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
547 PM PDT SUN MAY 11 2025  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 11 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 72 12:33 PM 93 2021 77 -5 88  
MINIMUM 56 4:29 AM 40 2010 52 4 54  
AVERAGE 64 64 0 71  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.01 0.86  
SINCE OCT 1 4.19 12.46  
SINCE JAN 1 1.93 9.33  
 
DEGREE DAYS  
HEATING  
TODAY 1 0  
MONTH TO DATE 12 35  
SINCE MAR 1 439 479  
SINCE JUL 1 1983 1883  
 
COOLING  
TODAY 0 6  
MONTH TO DATE 25 22  
SINCE MAR 1 36 33  
SINCE JAN 1 36 33    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 6:00 AM  
LOWEST 33 12:00 PM  
AVERAGE 53  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 88 2014  
MINIMUM TEMPERATURE (F) 52 45 2022  
 
SUNRISE AND SUNSET  
MAY 11 2025...........SUNRISE 6:01 AM PDT SUNSET 8:09 PM PDT  
MAY 12 2025...........SUNRISE 6:00 AM PDT SUNSET 8:09 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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