Climatological Report (Daily)
Issued by NWS

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686
CDUS46 KMTR 220827
CLIAPC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT WED MAY 22 2024

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 21 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         80   4:35 PM  96    2000  74      6       72
  MINIMUM         45   5:33 AM  37    2021  49     -4       55
  AVERAGE         63                        61      2       64

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.69                                      0.70
  SINCE OCT 1     19.88                                     29.49
  SINCE JAN 1     13.84                                     21.07

DEGREE DAYS
 HEATING
  YESTERDAY        2                                         1
  MONTH TO DATE  122                                       123
  SINCE MAR 1    753                                       807
  SINCE JUL 1   2401                                      2837

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    5                                         6
  SINCE MAR 1      5                                         9
  SINCE JAN 1      5                                         9
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     7.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           2:00 AM
 LOWEST     21           5:00 PM
 AVERAGE    59

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        92      2000
 MINIMUM TEMPERATURE (F)   49        35      2010
                                             2013


SUNRISE AND SUNSET
MAY 22 2024...........SUNRISE   5:52 AM PDT   SUNSET   8:20 PM PDT
MAY 23 2024...........SUNRISE   5:52 AM PDT   SUNSET   8:21 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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