073  
CDUS46 KMTR 310827  
CLICCR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
1227 AM PST SAT JAN 31 2026  
   
...............................  
 
   
..THE CONCORD AIRPORT CLIMATE SUMMARY FOR JANUARY 30 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 61 3:32 PM 70 2015 59 2 54  
MINIMUM 38 6:03 AM 29 2002 42 -4 41  
AVERAGE 50 51 -1 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00  
MONTH TO DATE 1.13 0.01  
SINCE OCT 1 4.27 2.27  
SINCE JAN 1 1.13 0.01  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 17  
MONTH TO DATE 446 456  
SINCE DEC 1 908 857  
SINCE JUL 1 1205 1196  
 
COOLING  
YESTERDAY 0 0  
MONTH TO DATE 0 0  
SINCE DEC 1 0 0  
SINCE JAN 1 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 8:00 AM  
LOWEST 67 4:00 PM  
AVERAGE 84  
   
......................................................  
 
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 77 2015  
MINIMUM TEMPERATURE (F) 42 30 2002  
2023  
 
SUNRISE AND SUNSET  
JANUARY 31 2026.......SUNRISE 7:13 AM PST SUNSET 5:31 PM PST  
FEBRUARY 1 2026......SUNRISE 7:12 AM PST SUNSET 5:32 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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