052  
CDUS46 KMTR 200847  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
147 AM PDT THU MAR 20 2025  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MARCH 19 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 64 2:12 PM 81 2015 67 -3 72  
MINIMUM 40 6:32 AM 35 2012 47 -7 48  
AVERAGE 52 57 -5 60  
 
PRECIPITATION (IN)  
YESTERDAY T 0.00  
MONTH TO DATE 0.31 0.88  
SINCE OCT 1 4.10 10.02  
SINCE JAN 1 1.84 6.89  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 5  
MONTH TO DATE 219 179  
SINCE MAR 1 219 179  
SINCE JUL 1 1763 1583  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 37 5:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 82 2004  
MINIMUM TEMPERATURE (F) 47 41 2002  
2021  
2022  
 
SUNRISE AND SUNSET  
MARCH 20 2025.........SUNRISE 7:11 AM PDT SUNSET 7:21 PM PDT  
MARCH 21 2025.........SUNRISE 7:10 AM PDT SUNSET 7:21 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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