Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KMTR 210825
CLICCR
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
125 AM PDT FRI AUG 21 2026
...................................
...THE CONCORD AIRPORT CLIMATE SUMMARY FOR AUGUST 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 87 4:05 PM 99 2022 88 -1 97
MINIMUM 57 5:07 AM 51 2002 60 -3 59
AVERAGE 72 74 -2 78
PRECIPITATION (IN)
YESTERDAY 0.00 0.00
MONTH TO DATE T 0.00
SINCE OCT 1 6.59 4.30
SINCE JAN 1 3.45 2.04
DEGREE DAYS
HEATING
YESTERDAY 0 0
MONTH TO DATE 0 0
SINCE JUN 1 0 1
SINCE JUL 1 0 0
COOLING
YESTERDAY 7 13
MONTH TO DATE 192 185
SINCE JUN 1 626 514
SINCE JAN 1 750 625
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 8.4
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 3:00 AM
LOWEST 30 3:00 PM
AVERAGE 59
..........................................................
THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 101 2025
MINIMUM TEMPERATURE (F) 60 55 2006
2012
SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE 6:29 AM PDT SUNSET 7:53 PM PDT
AUGUST 22 2026........SUNRISE 6:30 AM PDT SUNSET 7:52 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$