Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 290832
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
132 AM PDT MON SEP 29 2025
...................................
...THE CONCORD AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 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 72 3:36 PM 103 2010 83 -11 88
MINIMUM 63 6:30 AM 49 2013 56 7 57
AVERAGE 68 70 -2 73
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.03 0.00
SINCE OCT 1 4.33 12.46
SINCE JAN 1 2.07 9.33
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 1
SINCE SEP 1 0 1
SINCE JUL 1 0 4
COOLING
YESTERDAY 3 8
MONTH TO DATE 239 209
SINCE SEP 1 239 209
SINCE JAN 1 990 1257
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 7.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 6:00 AM
LOWEST 66 3:00 PM
AVERAGE 74
..........................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 100 2010
MINIMUM TEMPERATURE (F) 56 45 2007
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 7:02 AM PDT SUNSET 6:54 PM PDT
SEPTEMBER 30 2025.....SUNRISE 7:03 AM PDT SUNSET 6:52 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$