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Climatological Report (Daily)
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CDUS46 KMTR 200026
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
526 PM PDT SAT OCT 19 2019


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...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 19 2019...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         71    220 PM  81    2018  74     -3       81
                                      2013
  MINIMUM         39    248 AM  38    1998  43     -4       43
  AVERAGE         55                        58     -3       62

PRECIPITATION (IN)
  TODAY            0.00                                      0.00
  MONTH TO DATE    0.00                                      0.00
  SINCE OCT 1      0.00                                      0.00
  SINCE JAN 1     22.66                                     12.77

DEGREE DAYS
 HEATING
  TODAY           10                                         3
  MONTH TO DATE   99                                        58
  SINCE SEP 1    139                                       128
  SINCE JUL 1    154                                       169

 COOLING
  TODAY            0                                         0
  MONTH TO DATE    2                                        28
  SINCE SEP 1     76                                        30
  SINCE JAN 1    334                                       182
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     6.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     59          1100 AM
 AVERAGE    80

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        87      2015
 MINIMUM TEMPERATURE (F)   42        36      2008


SUNRISE AND SUNSET
OCTOBER 19 2019.......SUNRISE   722 AM PDT   SUNSET   626 PM PDT
OCTOBER 20 2019.......SUNRISE   723 AM PDT   SUNSET   625 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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National Weather Service National Headquarters
