Climatological Report (Daily)
Issued by NWS

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CDUS46 KMTR 270038
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
538 PM PDT FRI MAY 26 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 26 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         69    326 PM  84    2014  75     -6       71
  MINIMUM         56    410 AM  40    2011  47      9       50
                                      1998
  AVERAGE         63                        61      2       61

PRECIPITATION (IN)
  TODAY            0.00                                      0.00
  MONTH TO DATE    T                                         0.25
  SINCE OCT 1     36.85                                     18.86
  SINCE JAN 1     27.90                                     14.67

DEGREE DAYS
 HEATING
  TODAY            2                                         4
  MONTH TO DATE   88                                       137
  SINCE MAR 1    567                                       690
  SINCE JUL 1   2450                                      2581

 COOLING
  TODAY            0                                         0
  MONTH TO DATE   30                                         5
  SINCE MAR 1     32                                         5
  SINCE JAN 1     32                                         5
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     9.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77          1200 AM
 LOWEST     53           200 PM
 AVERAGE    65

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        87      2003
 MINIMUM TEMPERATURE (F)   47        42      2012


SUNRISE AND SUNSET
MAY 26 2017...........SUNRISE   550 AM PDT   SUNSET   823 PM PDT
MAY 27 2017...........SUNRISE   550 AM PDT   SUNSET   823 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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