191  
CDUS46 KMTR 120843  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
143 AM PDT TUE MAY 12 2026  
   
...............................
 
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 11 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1999 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 4:43 PM 93 2021 77 11 72  
MINIMUM 50 5:20 AM 40 2010 52 -2 55  
AVERAGE 69 64 5 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 0.07 0.01  
SINCE OCT 1 6.51 4.19  
SINCE JAN 1 3.37 1.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1  
MONTH TO DATE 21 12  
SINCE MAR 1 240 439  
SINCE JUL 1 1728 1983  
 
COOLING  
YESTERDAY 4 0  
MONTH TO DATE 13 25  
SINCE MAR 1 68 36  
SINCE JAN 1 69 36    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.2  
 
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 93 3:00 AM  
LOWEST 16 5:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 88 2014  
MINIMUM TEMPERATURE (F) 52 45 2022  
 
SUNRISE AND SUNSET  
MAY 12 2026...........SUNRISE 6:00 AM PDT SUNSET 8:09 PM PDT  
MAY 13 2026...........SUNRISE 5:59 AM PDT SUNSET 8:10 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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