Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 280825
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1225 AM PST TUE FEB 28 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 27 2017...

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)
 YESTERDAY
  MAXIMUM         57    356 PM  72    2001  62     -5       66
  MINIMUM         34    701 AM  25    2012  40     -6       44
  AVERAGE         46                        51     -5       55

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    8.93                                      0.65
  SINCE OCT 1     29.99                                     11.17
  SINCE JAN 1     21.04                                      6.98

DEGREE DAYS
 HEATING
  YESTERDAY       19                                        10
  MONTH TO DATE  309                                       294
  SINCE DEC 1   1360                                      1329
  SINCE JUL 1   1864                                      1870

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


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     5.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           500 AM
 LOWEST     41           100 PM
 AVERAGE    67

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        71      2008
 MINIMUM TEMPERATURE (F)   40        28      2012


SUNRISE AND SUNSET
FEBRUARY 28 2017......SUNRISE   642 AM PST   SUNSET   602 PM PST
MARCH  1 2017.........SUNRISE   640 AM PST   SUNSET   603 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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