Climatological Report (Daily)
Issued by NWS

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985
CDUS46 KMTR 250921
CLIAPC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
221 AM PDT SAT MAY 25 2024

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 24 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         66   2:08 PM  93    2022  75     -9       67
  MINIMUM         48   4:33 AM  38    2011  49     -1       54
                                      2013
  AVERAGE         57                        62     -5       61

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        8                                         4
  MONTH TO DATE  138                                       131
  SINCE MAR 1    769                                       815
  SINCE JUL 1   2417                                      2845

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


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    12.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           5:00 AM
 LOWEST     58           5:00 PM
 AVERAGE    74

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        94      2020
 MINIMUM TEMPERATURE (F)   49        42      2001
                                             2010


SUNRISE AND SUNSET
MAY 25 2024...........SUNRISE   5:51 AM PDT   SUNSET   8:22 PM PDT
MAY 26 2024...........SUNRISE   5:50 AM PDT   SUNSET   8:23 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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