099  
CDUS46 KMTR 220838  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
138 AM PDT SAT MAR 22 2025  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MARCH 21 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 3:39 PM 77 2000 67 -2 70  
2022  
MINIMUM 43 5:49 AM 39 2021 47 -4 51  
AVERAGE 54 57 -3 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 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 11 4  
MONTH TO DATE 241 189  
SINCE MAR 1 241 189  
SINCE JUL 1 1785 1593  
 
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 (240)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 6:00 AM  
LOWEST 48 1:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 85 2022  
MINIMUM TEMPERATURE (F) 47 38 2013  
 
SUNRISE AND SUNSET  
MARCH 22 2025.........SUNRISE 7:08 AM PDT SUNSET 7:22 PM PDT  
MARCH 23 2025.........SUNRISE 7:06 AM PDT SUNSET 7:23 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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