422  
CDUS46 KMTR 010027  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
527 PM PDT MON MAR 31 2025  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MARCH 31 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 62 1:52 PM 83 2021 68 -6 67  
MINIMUM 52 6:02 AM 38 2008 48 4 45  
AVERAGE 57 58 -1 56  
 
PRECIPITATION (IN)  
TODAY 0.01 T  
MONTH TO DATE 0.33 1.68  
SINCE OCT 1 4.12 10.82  
SINCE JAN 1 1.86 7.69  
 
DEGREE DAYS  
HEATING  
TODAY 8 9  
MONTH TO DATE 294 287  
SINCE MAR 1 294 287  
SINCE JUL 1 1838 1691  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 4 0  
SINCE MAR 1 4 0  
SINCE JAN 1 4 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 48 1:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 86 2021  
MINIMUM TEMPERATURE (F) 48 40 2023  
 
SUNRISE AND SUNSET  
MARCH 31 2025.........SUNRISE 6:54 AM PDT SUNSET 7:31 PM PDT  
APRIL 1 2025.........SUNRISE 6:53 AM PDT SUNSET 7:32 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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