Climatological Report (Daily)
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000
CDUS46 KMTR 190826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST MON FEB 19 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 18 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         58    239 PM  64    2012  60     -2       61
                                      2000
  MINIMUM         37   1159 PM  31    2003  39     -2       50
  AVERAGE         48                        50     -2       56

PRECIPITATION (IN)
  YESTERDAY        0.00                                      0.04
  MONTH TO DATE    0.00                                      6.46
  SINCE OCT 1      6.63                                     27.52
  SINCE JAN 1      3.60                                     18.57

DEGREE DAYS
 HEATING
  YESTERDAY       17                                         9
  MONTH TO DATE  235                                       163
  SINCE DEC 1   1265                                      1214
  SINCE JUL 1   1793                                      1718

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


WIND (MPH)
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    14.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           100 AM
 LOWEST     47          1200 PM
 AVERAGE    70

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


THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   61        66      2014
 MINIMUM TEMPERATURE (F)   39        30      2012


SUNRISE AND SUNSET
FEBRUARY 19 2018......SUNRISE   654 AM PST   SUNSET   552 PM PST
FEBRUARY 20 2018......SUNRISE   653 AM PST   SUNSET   553 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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