Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 250837
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
137 AM PDT TUE APR 25 2017


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 24 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         65   1127 AM  82    2004  69     -4       69
  MINIMUM         52   1159 PM  25    2008  42     10       45
  AVERAGE         59                        56      3       57

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    3.10                                      0.94
  SINCE OCT 1     36.84                                     18.61
  SINCE JAN 1     27.89                                     14.42

DEGREE DAYS
 HEATING
  YESTERDAY        6                                         8
  MONTH TO DATE  194                                       169
  SINCE MAR 1    459                                       503
  SINCE JUL 1   2342                                      2394

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


WIND (MPH)
  RESULTANT WIND SPEED  14   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    13.7


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    83           800 AM
 LOWEST     63           300 PM
 AVERAGE    73

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        87      2004
 MINIMUM TEMPERATURE (F)   43        32      2009


SUNRISE AND SUNSET
APRIL 25 2017.........SUNRISE   619 AM PDT   SUNSET   755 PM PDT
APRIL 26 2017.........SUNRISE   618 AM PDT   SUNSET   756 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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