380  
CDUS46 KMTR 130030  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
530 PM PDT MON APR 12 2021  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR APRIL 12 2021
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1999 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81 3:26 PM 87 2008 69 12 73  
MINIMUM 47 5:33 AM 42 2001 47 0 53  
AVERAGE 64 58 6 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00  
MONTH TO DATE 0.00 0.47  
SINCE OCT 1 4.09 7.97  
SINCE JAN 1 2.84 3.14  
 
DEGREE DAYS  
HEATING  
TODAY 1 2  
MONTH TO DATE 50 112  
SINCE MAR 1 357 428  
SINCE JUL 1 1850 1834  
 
COOLING  
TODAY 0 0  
MONTH TO DATE 3 0  
SINCE MAR 1 5 0  
SINCE JAN 1 5 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 5:00 AM  
LOWEST 18 3:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 88 2008  
MINIMUM TEMPERATURE (F) 47 42 2005  
 
SUNRISE AND SUNSET  
APRIL 12 2021.........SUNRISE 6:37 AM PDT SUNSET 7:42 PM PDT  
APRIL 13 2021.........SUNRISE 6:35 AM PDT SUNSET 7:43 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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