Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 280038
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
537 PM PDT TUE JUN 27 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JUNE 27 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         80    328 PM 101    2003  80      0       87
  MINIMUM         56    513 AM  46    2012  52      4       53
  AVERAGE         68                        66      2       70

PRECIPITATION (IN)
  TODAY            0.00                                      0.00
  MONTH TO DATE    0.26                                       T
  SINCE OCT 1     37.11                                     18.86
  SINCE JAN 1     28.16                                     14.67

DEGREE DAYS
 HEATING
  TODAY            0                                         0
  MONTH TO DATE   17                                        23
  SINCE JUN 1     17                                        23
  SINCE JUL 1   2478                                      2606

 COOLING
  TODAY            3                                         5
  MONTH TO DATE  119                                        45
  SINCE JUN 1    119                                        45
  SINCE JAN 1    153                                        56
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    10.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           200 AM
 LOWEST     42           300 PM
 AVERAGE    64

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        94      2013
 MINIMUM TEMPERATURE (F)   52        47      2012


SUNRISE AND SUNSET
JUNE 27 2017..........SUNRISE   548 AM PDT   SUNSET   836 PM PDT
JUNE 28 2017..........SUNRISE   548 AM PDT   SUNSET   836 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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