Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 010030
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
530 PM PDT FRI OCT 31 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 31 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         62    812 AM  79    2011  70     -8       72
  MINIMUM         57    359 PM  30    2002  41     16       35
  AVERAGE         60                        55      5       54

PRECIPITATION (IN)
  TODAY            0.31                                      0.00
  MONTH TO DATE    0.75                                      0.01
  SINCE JUL 1      1.13                                      0.85
  SINCE JAN 1      9.40                                      2.82

DEGREE DAYS
 HEATING
  TODAY            5                                        11
  MONTH TO DATE  110                                       246
  SINCE SEP 1    132                                       274
  SINCE JUL 1    154                                       310

 COOLING
  TODAY            0                                         0
  MONTH TO DATE   31                                         4
  SINCE SEP 1     94                                        66
  SINCE JAN 1    267                                       303
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1100 AM
 LOWEST     84           600 AM
 AVERAGE    92

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        80      1999
 MINIMUM TEMPERATURE (F)   41        31      2003


SUNRISE AND SUNSET
OCTOBER 31 2014.......SUNRISE   734 AM PDT   SUNSET   611 PM PDT
NOVEMBER  1 2014......SUNRISE   735 AM PDT   SUNSET   610 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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