Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 250829
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
129 AM PDT MON MAY 25 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 24 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         65    249 PM  84    2005  74     -9       72
  MINIMUM         52   1159 PM  38    2013  47      5       51
                                      2011
  AVERAGE         59                        60     -1       62

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        6                                         3
  MONTH TO DATE  180                                       109
  SINCE MAR 1    769                                       663
  SINCE JUL 1   2497                                      2870

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


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    12.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1200 AM
 LOWEST     63           200 PM
 AVERAGE    78

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        83      2014
 MINIMUM TEMPERATURE (F)   47        42      2010
                                             2001


SUNRISE AND SUNSET
MAY 25 2015...........SUNRISE   551 AM PDT   SUNSET   821 PM PDT
MAY 26 2015...........SUNRISE   551 AM PDT   SUNSET   822 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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