Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 240832
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
132 AM PDT SUN MAY 24 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 23 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68    357 PM  91    2000  74     -6       70
  MINIMUM         53    908 PM  31    2010  47      6       49
  AVERAGE         61                        60      1       60

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    T                                          T
  SINCE OCT 1     16.26                                      9.63
  SINCE JAN 1      3.87                                      8.27

DEGREE DAYS
 HEATING
  YESTERDAY        4                                         5
  MONTH TO DATE  174                                       106
  SINCE MAR 1    763                                       660
  SINCE JUL 1   2491                                      2867

 COOLING
  YESTERDAY        0                                         0
  MONTH TO DATE    0                                         9
  SINCE MAR 1      1                                        10
  SINCE JAN 1      1                                        10
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     8.4


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    93           700 AM
 LOWEST     58           500 PM
 AVERAGE    76

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        84      2005
 MINIMUM TEMPERATURE (F)   47        38      2013
                                             2011


SUNRISE AND SUNSET
MAY 24 2015...........SUNRISE   552 AM PDT   SUNSET   821 PM PDT
MAY 25 2015...........SUNRISE   551 AM PDT   SUNSET   821 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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