Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 260838
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1238 AM PST FRI DEC 26 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR DECEMBER 25 2014...

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)
 YESTERDAY
  MAXIMUM         58    317 PM  65    2013  55      3       65
  MINIMUM         34    711 AM  24    1998  36     -2       30
  AVERAGE         46                        45      1       48

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE   10.14                                      0.47
  SINCE JUL 1     12.77                                      2.20
  SINCE JAN 1     21.04                                      4.17

DEGREE DAYS
 HEATING
  YESTERDAY       19                                        17
  MONTH TO DATE  279                                       549
  SINCE DEC 1    279                                       549
  SINCE JUL 1    752                                      1228

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         0
  SINCE DEC 1      0                                         0
  SINCE JAN 1    267                                       303
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   N (360)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     9.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           300 AM
 LOWEST     33           200 PM
 AVERAGE    63

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   54        67      2013
 MINIMUM TEMPERATURE (F)   36        24      2011


SUNRISE AND SUNSET
DECEMBER 26 2014......SUNRISE   724 AM PST   SUNSET   455 PM PST
DECEMBER 27 2014......SUNRISE   725 AM PST   SUNSET   456 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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