281  
CDUS46 KMTR 180828  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
128 AM PDT TUE APR 18 2023  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR APRIL 17 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 3:14 PM 85 2016 71 -10 68  
MINIMUM 49 11:59 PM 40 2006 49 0 45  
2018  
AVERAGE 55 60 -5 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.00  
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 10 8  
MONTH TO DATE 163 88  
SINCE MAR 1 588 319  
SINCE JUL 1 2495 1988  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 11  
SINCE MAR 1 0 14  
SINCE JAN 1 0 14    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 11:00 PM  
LOWEST 44 2:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 90 2021  
MINIMUM TEMPERATURE (F) 49 40 2006  
 
SUNRISE AND SUNSET  
APRIL 18 2023.........SUNRISE 6:29 AM PDT SUNSET 7:47 PM PDT  
APRIL 19 2023.........SUNRISE 6:27 AM PDT SUNSET 7:48 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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