227  
CDUS46 KMTR 310831  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
131 AM PDT FRI MAY 31 2024  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 30 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 4:53 PM 100 2001 80 11 70  
MINIMUM 56 4:56 AM 51 2011 55 1 55  
AVERAGE 74 68 6 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.86 0.46  
SINCE OCT 1 12.46 24.74  
SINCE JAN 1 9.33 15.46  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2  
MONTH TO DATE 51 106  
SINCE MAR 1 495 730  
SINCE JUL 1 1899 2637  
 
COOLING  
YESTERDAY 9 0  
MONTH TO DATE 61 40  
SINCE MAR 1 72 62  
SINCE JAN 1 72 62    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 5:00 AM  
LOWEST 16 3:00 PM  
AVERAGE 44  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 105 2001  
MINIMUM TEMPERATURE (F) 55 50 2011  
 
SUNRISE AND SUNSET  
MAY 31 2024...........SUNRISE 5:48 AM PDT SUNSET 8:25 PM PDT  
JUNE 1 2024..........SUNRISE 5:47 AM PDT SUNSET 8:26 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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