277  
CDUS46 KMTR 230826  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
126 AM PDT WED APR 23 2025  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR APRIL 22 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 77 1:16 PM 89 2009 73 4 83  
2013  
MINIMUM 51 5:23 AM 43 2004 50 1 54  
AVERAGE 64 61 3 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE T 0.78  
SINCE OCT 1 4.13 11.60  
SINCE JAN 1 1.87 8.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 0  
MONTH TO DATE 86 130  
SINCE MAR 1 382 417  
SINCE JUL 1 1926 1821  
 
COOLING  
YESTERDAY 0 4  
MONTH TO DATE 3 11  
SINCE MAR 1 7 11  
SINCE JAN 1 7 11    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 32 2:00 PM  
AVERAGE 65  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 2019  
MINIMUM TEMPERATURE (F) 50 43 2007  
2014  
 
SUNRISE AND SUNSET  
APRIL 23 2025.........SUNRISE 6:21 AM PDT SUNSET 7:52 PM PDT  
APRIL 24 2025.........SUNRISE 6:20 AM PDT SUNSET 7:53 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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