243  
CDUS46 KMTR 040907  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
207 AM PDT THU MAY 04 2023  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 3 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 12:10 PM 95 2017 75 -14 83  
MINIMUM 50 7:12 AM 44 2022 51 -1 44  
AVERAGE 56 63 -7 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 0.00  
MONTH TO DATE 0.37 0.00  
SINCE OCT 1 24.65 11.15  
SINCE JAN 1 15.37 1.33  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 1  
MONTH TO DATE 30 6  
SINCE MAR 1 654 380  
SINCE JUL 1 2561 2049  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE MAR 1 22 14  
SINCE JAN 1 22 14    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 56 12:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 90 2013  
2021  
MINIMUM TEMPERATURE (F) 51 47 2002  
2019  
 
SUNRISE AND SUNSET  
MAY 4 2023...........SUNRISE 6:09 AM PDT SUNSET 8:02 PM PDT  
MAY 5 2023...........SUNRISE 6:08 AM PDT SUNSET 8:03 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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