Climatological Report (Daily)
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CDUS46 KMTR 170855
CLILVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1255 AM PST WED DEC 17 2014


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1930 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         63    230 PM  72    1958  56      7       67
  MINIMUM         47    726 AM  25    1971  38      9       37
  AVERAGE         55                        47      8       52

PRECIPITATION (IN)
  YESTERDAY        0.39          2.08 2002   0.09   0.30     0.00
  MONTH TO DATE    7.45                      1.12   6.33     0.39
  SINCE JUL 1      9.16                      4.25   4.91     2.38
  SINCE JAN 1     14.04                     14.15  -0.11     4.50

DEGREE DAYS
 HEATING
  YESTERDAY       10                        18     -8       13
  MONTH TO DATE  116                       278   -162      324
  SINCE DEC 1    116                       278   -162      324
  SINCE JUL 1    347                       750   -403      642

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1268                       830    438     1039
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   S (160)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           900 AM
 LOWEST     48           200 PM
 AVERAGE    71

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        74      1958
 MINIMUM TEMPERATURE (F)   37        22      1965


SUNRISE AND SUNSET
DECEMBER 17 2014......SUNRISE   717 AM PST   SUNSET   450 PM PST
DECEMBER 18 2014......SUNRISE   717 AM PST   SUNSET   451 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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