Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 200836
CLICCR

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
136 AM PDT SUN JUL 20 2025

...................................

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR JULY 19 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   3:35 PM 104    2024  88     -4      104
  MINIMUM         56   1:59 AM  53    2013  59     -3       61
  AVERAGE         70                        74     -4       83

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.00                                      0.00
  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                                         0
  SINCE JUL 1      0                                         0

 COOLING
  YESTERDAY        5                                        18
  MONTH TO DATE  130                                       279
  SINCE JUN 1    279                                       530
  SINCE JAN 1    390                                       613
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    10.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           2:00 AM
 LOWEST     35           3:00 PM
 AVERAGE    61

..........................................................


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       100      2006
 MINIMUM TEMPERATURE (F)   59        54      2008


SUNRISE AND SUNSET
JULY 20 2025..........SUNRISE   6:02 AM PDT   SUNSET   8:27 PM PDT
JULY 21 2025..........SUNRISE   6:03 AM PDT   SUNSET   8:26 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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