Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 290827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT APR 29 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 28 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         78    400 PM  82    2013  70      8       74
                                      2008
  MINIMUM         42    530 AM  32    1999  43     -1       39
  AVERAGE         60                        56      4       57

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    3.11                                      0.94
  SINCE OCT 1     36.85                                     18.61
  SINCE JAN 1     27.90                                     14.42

DEGREE DAYS
 HEATING
  YESTERDAY        5                                         8
  MONTH TO DATE  213                                       212
  SINCE MAR 1    478                                       546
  SINCE JUL 1   2361                                      2437

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


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   N (360)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     9.0


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    83           400 AM
 LOWEST     15           400 PM
 AVERAGE    49

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        87      2013
 MINIMUM TEMPERATURE (F)   43        32      2009


SUNRISE AND SUNSET
APRIL 29 2017.........SUNRISE   615 AM PDT   SUNSET   759 PM PDT
APRIL 30 2017.........SUNRISE   613 AM PDT   SUNSET   800 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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