844  
CDUS46 KMTR 270831  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
131 AM PDT SUN APR 27 2025  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR APRIL 26 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 62 1:04 PM 94 2004 73 -11 69  
MINIMUM 48 5:37 AM 42 2021 50 -2 53  
AVERAGE 55 62 -7 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 T  
MONTH TO DATE 0.05 0.78  
SINCE OCT 1 4.18 11.60  
SINCE JAN 1 1.92 8.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 4  
MONTH TO DATE 119 148  
SINCE MAR 1 415 435  
SINCE JUL 1 1959 1839  
 
COOLING  
YESTERDAY 0 0  
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 (210)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 10:00 PM  
LOWEST 50 12:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 2004  
MINIMUM TEMPERATURE (F) 50 41 2003  
2012  
 
SUNRISE AND SUNSET  
APRIL 27 2025.........SUNRISE 6:16 AM PDT SUNSET 7:56 PM PDT  
APRIL 28 2025.........SUNRISE 6:15 AM PDT SUNSET 7:57 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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