Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 010828
CLICCR

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
128 AM PDT SUN JUN 01 2025

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

...THE CONCORD AIRPORT CLIMATE SUMMARY FOR MAY 31 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        100   3:08 PM 105    2001  81     19       94
  MINIMUM         58   4:34 AM  50    2011  55      3       57
  AVERAGE         79                        68     11       76

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.12                                      0.86
  SINCE OCT 1      4.30                                     12.46
  SINCE JAN 1      2.04                                      9.33

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE   26                                        51
  SINCE MAR 1    453                                       495
  SINCE JUL 1   1997                                      1899

 COOLING
  YESTERDAY       14                                        11
  MONTH TO DATE  100                                        72
  SINCE MAR 1    111                                        83
  SINCE JAN 1    111                                        83
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     7.9


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    90           4:00 AM
 LOWEST     21           6:00 PM
 AVERAGE    56

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


THE CONCORD AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        97      2013
 MINIMUM TEMPERATURE (F)   55        48      2011


SUNRISE AND SUNSET
JUNE  1 2025..........SUNRISE   5:47 AM PDT   SUNSET   8:25 PM PDT
JUNE  2 2025..........SUNRISE   5:47 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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