930  
CDUS46 KMTR 190827  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
127 AM PDT WED APR 19 2023  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR APRIL 18 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 3:37 PM 90 2021 72 -11 71  
MINIMUM 43 5:51 AM 40 2006 49 -6 44  
AVERAGE 52 60 -8 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T  
MONTH TO DATE 0.04 0.23  
SINCE OCT 1 24.28 10.61  
SINCE JAN 1 15.00 0.79  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 7  
MONTH TO DATE 176 95  
SINCE MAR 1 601 326  
SINCE JUL 1 2508 1995  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 11  
SINCE MAR 1 0 14  
SINCE JAN 1 0 14    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.3  
 
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 93 5:00 AM  
LOWEST 33 12:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 87 2009  
MINIMUM TEMPERATURE (F) 49 40 2002  
 
SUNRISE AND SUNSET  
APRIL 19 2023.........SUNRISE 6:27 AM PDT SUNSET 7:48 PM PDT  
APRIL 20 2023.........SUNRISE 6:26 AM PDT SUNSET 7:49 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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