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[Printable]
411
CDUS46 KMTR 010826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
126 AM PDT MON SEP 1 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR AUGUST 31 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         84    215 PM  94    2005  81      3       84
  MINIMUM         50    549 AM  42    2008  52     -2       54
  AVERAGE         67                        66      1       69

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        2                                         4
  MONTH TO DATE   45                                        89
  SINCE JUN 1    162                                       217
  SINCE JAN 1    173                                       237
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     7.7


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   100           400 AM
 LOWEST     43           200 PM
 AVERAGE    72

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        99      2002
 MINIMUM TEMPERATURE (F)   52        45      1999


SUNRISE AND SUNSET
SEPTEMBER  1 2014.....SUNRISE   639 AM PDT   SUNSET   739 PM PDT
SEPTEMBER  2 2014.....SUNRISE   640 AM PDT   SUNSET   737 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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