Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 210826
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT MON SEP 21 2026
...................................
...THE CONCORD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 73 5:00 PM 99 2015 85 -12 87
MINIMUM 57 6:02 AM 48 2001 57 0 61
AVERAGE 65 71 -6 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.13 T
SINCE OCT 1 6.72 4.30
SINCE JAN 1 3.58 2.04
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 0 0
SINCE JUL 1 1 0
COOLING
YESTERDAY 0 9
MONTH TO DATE 127 167
SINCE SEP 1 127 167
SINCE JAN 1 976 918
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 11.3
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 87 5:00 AM
LOWEST 51 3:00 PM
AVERAGE 69
..........................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 102 2015
MINIMUM TEMPERATURE (F) 57 49 2004
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 6:55 AM PDT SUNSET 7:06 PM PDT
SEPTEMBER 22 2026.....SUNRISE 6:56 AM PDT SUNSET 7:05 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$