Climatological Report (Daily)
Issued by NWS

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619
CDUS46 KMTR 230034
CLIAPC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
434 PM PST SAT NOV 22 2025

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR NOVEMBER 22 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         65   3:54 PM  74    2005  63      2       63
  MINIMUM         37   8:04 AM  26    2003  39     -2       54
  AVERAGE         51                        51      0       59

PRECIPITATION (IN)
  TODAY            0.00                                      1.71
  MONTH TO DATE    2.15                                      4.02
  SINCE OCT 1      3.46                                      4.03
  SINCE JAN 1     11.78                                     17.87

DEGREE DAYS
 HEATING
  TODAY           14                                         6
  MONTH TO DATE  155                                       264
  SINCE SEP 1    286                                       405
  SINCE JUL 1    331                                       418

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    0                                         0
  SINCE SEP 1    100                                       143
  SINCE JAN 1    211                                       444
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   E (100)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     2.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          12:00 AM
 LOWEST     54           3:00 PM
 AVERAGE    77

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        74      2023
 MINIMUM TEMPERATURE (F)   39        23      2003


SUNRISE AND SUNSET
NOVEMBER 22 2025......SUNRISE   6:58 AM PST   SUNSET   4:52 PM PST
NOVEMBER 23 2025......SUNRISE   6:59 AM PST   SUNSET   4:52 PM PST


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




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