116  
CDUS46 KMTR 170846  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
146 AM PDT MON MAR 17 2025  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MARCH 16 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 65 3:01 PM 85 2004 67 -2 72  
MINIMUM 45 4:12 AM 37 2021 47 -2 45  
AVERAGE 55 57 -2 59  
 
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 10 6  
MONTH TO DATE 179 164  
SINCE MAR 1 179 164  
SINCE JUL 1 1723 1568  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 0 0  
SINCE JAN 1 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 7:00 PM  
LOWEST 26 6:00 AM  
AVERAGE 52  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 84 2004  
MINIMUM TEMPERATURE (F) 47 37 2002  
 
SUNRISE AND SUNSET  
MARCH 17 2025.........SUNRISE 7:16 AM PDT SUNSET 7:18 PM PDT  
MARCH 18 2025.........SUNRISE 7:14 AM PDT SUNSET 7:19 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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