001  
CDUS46 KMTR 140039  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
539 PM PDT TUE MAY 13 2025  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 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 72 3:02 PM 93 2014 77 -5 77  
MINIMUM 52 5:47 AM 48 2008 53 -1 51  
AVERAGE 62 65 -3 64  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.12 0.86  
SINCE OCT 1 4.30 12.46  
SINCE JAN 1 2.04 9.33  
 
DEGREE DAYS  
HEATING  
TODAY 3 1  
MONTH TO DATE 20 36  
SINCE MAR 1 447 480  
SINCE JUL 1 1991 1884  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 25 25  
SINCE MAR 1 36 36  
SINCE JAN 1 36 36    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 41 1:00 PM  
AVERAGE 64  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 96 2014  
MINIMUM TEMPERATURE (F) 53 46 2011  
 
SUNRISE AND SUNSET  
MAY 13 2025...........SUNRISE 5:59 AM PDT SUNSET 8:10 PM PDT  
MAY 14 2025...........SUNRISE 5:58 AM PDT SUNSET 8:11 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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