Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 250845
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
144 AM PDT WED APR 25 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 24 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         68        MM  82    2004  69     -1       65
  MINIMUM         48        MM  25    2008  42      6       52
  AVERAGE         58                        56      2       59

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.00
  MONTH TO DATE    3.76                                      3.10
  SINCE OCT 1     15.79                                     36.84
  SINCE JAN 1     12.76                                     27.89

DEGREE DAYS
 HEATING
  YESTERDAY        7                                         6
  MONTH TO DATE  215                                       194
  SINCE MAR 1    653                                       459
  SINCE JUL 1   2673                                      2342

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


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           700 AM
 LOWEST     67           500 PM
 AVERAGE    82

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


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 2018.........SUNRISE   620 AM PDT   SUNSET   755 PM PDT
APRIL 26 2018.........SUNRISE   619 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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