Climatological Report (Daily)
Issued by NWS

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521
CDUS46 KMTR 120826
CLIAPC

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT WED MAR 12 2025

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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 11 2025...

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)
 YESTERDAY
  MAXIMUM         62   2:28 PM  82    2005  64     -2       60
  MINIMUM         36   6:16 AM  31    2009  42     -6       43
  AVERAGE         49                        53     -4       52

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.09
  MONTH TO DATE    T                                         1.12
  SINCE OCT 1     13.95                                     16.79
  SINCE JAN 1      5.97                                     10.75

DEGREE DAYS
 HEATING
  YESTERDAY       16                                        13
  MONTH TO DATE  160                                       157
  SINCE MAR 1    160                                       157
  SINCE JUL 1   2015                                      1805

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE MAR 1      0                                         0
  SINCE JAN 1      0                                         0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     8.4


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    86           2:00 AM
 LOWEST     32          12:00 PM
 AVERAGE    59

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        79      2007
 MINIMUM TEMPERATURE (F)   42        31      2021


SUNRISE AND SUNSET
MARCH 12 2025.........SUNRISE   7:24 AM PDT   SUNSET   7:14 PM PDT
MARCH 13 2025.........SUNRISE   7:23 AM PDT   SUNSET   7:15 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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