Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 220028
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
528 PM PDT MON SEP 21 2026
...................................
...THE CONCORD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 73 3:50 PM 102 2015 85 -12 88
MINIMUM 57 4:08 AM 49 2004 57 0 62
AVERAGE 65 71 -6 75
PRECIPITATION (IN)
TODAY 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
TODAY 0 0
MONTH TO DATE 0 0
SINCE SEP 1 0 0
SINCE JUL 1 1 0
COOLING
TODAY 0 10
MONTH TO DATE 127 177
SINCE SEP 1 127 177
SINCE JAN 1 976 928
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 13.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1:00 AM
LOWEST 51 2:00 PM
AVERAGE 69
..........................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 102 2003
MINIMUM TEMPERATURE (F) 57 50 2001
2013
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.
$$