Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 280831
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT THU AUG 28 2025
...................................
...THE CONCORD AIRPORT CLIMATE SUMMARY FOR AUGUST 27 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 84 3:16 PM 107 2017 88 -4 98
MINIMUM 61 6:03 AM 53 2009 59 2 60
AVERAGE 73 74 -1 79
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE 0.00 T
SINCE OCT 1 4.30 12.46
SINCE JAN 1 2.04 9.33
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE JUN 1 1 3
SINCE JUL 1 0 3
COOLING
YESTERDAY 8 14
MONTH TO DATE 262 266
SINCE JUN 1 591 930
SINCE JAN 1 702 1013
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 8.5
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 83 5:00 AM
LOWEST 37 2:00 PM
AVERAGE 60
..........................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 105 2008
MINIMUM TEMPERATURE (F) 59 53 2011
SUNRISE AND SUNSET
AUGUST 28 2025........SUNRISE 6:35 AM PDT SUNSET 7:43 PM PDT
AUGUST 29 2025........SUNRISE 6:36 AM PDT SUNSET 7:41 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$