489  
CDUS46 KMTR 030832  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
132 AM PDT SAT MAY 03 2025  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 2 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 2:43 PM 93 2017 75 -1 79  
MINIMUM 51 5:09 AM 47 2011 51 0 52  
AVERAGE 63 63 0 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.00 0.00  
SINCE OCT 1 4.13 11.60  
SINCE JAN 1 1.87 8.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 0  
MONTH TO DATE 3 0  
SINCE MAR 1 384 444  
SINCE JUL 1 1928 1848  
 
COOLING  
YESTERDAY 0 1  
MONTH TO DATE 0 1  
SINCE MAR 1 12 12  
SINCE JAN 1 12 12    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 12.8  
 
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 86 1:00 AM  
LOWEST 40 2:00 PM  
AVERAGE 63  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 95 2017  
MINIMUM TEMPERATURE (F) 51 44 2022  
 
SUNRISE AND SUNSET  
MAY 3 2025...........SUNRISE 6:09 AM PDT SUNSET 8:01 PM PDT  
MAY 4 2025...........SUNRISE 6:08 AM PDT SUNSET 8:02 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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