549  
CDUS46 KMTR 270046  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
546 PM PDT MON MAY 26 2025  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 26 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 75 3:14 PM 102 2020 80 -5 81  
MINIMUM 55 5:04 AM 47 2011 55 0 51  
AVERAGE 65 67 -2 66  
 
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 0 0  
MONTH TO DATE 26 51  
SINCE MAR 1 453 495  
SINCE JUL 1 1997 1899  
 
COOLING  
TODAY 0 1  
MONTH TO DATE 58 42  
SINCE MAR 1 69 53  
SINCE JAN 1 69 53    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 4:00 AM  
LOWEST 45 2:00 PM  
AVERAGE 66  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 100 2020  
MINIMUM TEMPERATURE (F) 55 47 2010  
 
SUNRISE AND SUNSET  
MAY 26 2025...........SUNRISE 5:50 AM PDT SUNSET 8:21 PM PDT  
MAY 27 2025...........SUNRISE 5:49 AM PDT SUNSET 8:22 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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