Climatological Report (Daily)
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CDUS46 KMTR 200832
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
131 AM PDT SUN APR 20 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 19 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         67    202 PM  87    2009  69     -2       78
  MINIMUM         45    122 AM  33    2007  42      3       40
  AVERAGE         56                        55      1       59

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    0.98                                      0.71
  SINCE JUL 1      9.48                                      9.49
  SINCE JAN 1      7.28                                      1.70

DEGREE DAYS
 HEATING
  YESTERDAY        9                                         6
  MONTH TO DATE  154                                       142
  SINCE MAR 1    457                                       502
  SINCE JUL 1   2664                                      2707

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


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED    10.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     48          1100 AM
 AVERAGE    74

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        90      2009
 MINIMUM TEMPERATURE (F)   42        33      2008


SUNRISE AND SUNSET
APRIL 20 2014.........SUNRISE   626 AM PDT   SUNSET   750 PM PDT
APRIL 21 2014.........SUNRISE   625 AM PDT   SUNSET   751 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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