Climatological Report (Daily)
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000
CDUS46 KMTR 210826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT THU AUG 21 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR AUGUST 20 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         72    304 PM  87    2007  80     -8       77
  MINIMUM         60   1159 PM  46    2000  52      8       59
  AVERAGE         66                        66      0       68

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.07                                      0.00
  SINCE JUL 1      0.07                                      0.00
  SINCE JAN 1      8.34                                      1.97

DEGREE DAYS
 HEATING
  YESTERDAY        0                                         0
  MONTH TO DATE   12                                        16
  SINCE JUN 1     65                                        66
  SINCE JUL 1     22                                        36

 COOLING
  YESTERDAY        1                                         3
  MONTH TO DATE   12                                        46
  SINCE JUN 1    129                                       174
  SINCE JAN 1    140                                       194
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    12.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           200 AM
 LOWEST     61           300 PM
 AVERAGE    76

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        90      2009
 MINIMUM TEMPERATURE (F)   52        47      2001


SUNRISE AND SUNSET
AUGUST 21 2014........SUNRISE   629 AM PDT   SUNSET   755 PM PDT
AUGUST 22 2014........SUNRISE   630 AM PDT   SUNSET   753 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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