Climatological Report (Daily)
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CDUS46 KMTR 150826
CLILVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1226 AM PST FRI DEC 15 2017


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1930 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         69    116 PM  75    1958  56     13       63
  MINIMUM         34    600 AM  19    1972  38     -4       50
  AVERAGE         52                        47      5       57

PRECIPITATION (IN)
  YESTERDAY        0.00          1.00 1941   0.09  -0.09     0.00
  MONTH TO DATE    T                         0.95  -0.95     1.07
  SINCE OCT 1      1.96                      3.85  -1.89     5.07
  SINCE JAN 1     21.02                     13.98   7.04    15.45

DEGREE DAYS
 HEATING
  YESTERDAY       13                        18     -5        8
  MONTH TO DATE  223                       242    -19      204
  SINCE DEC 1    223                       242    -19      204
  SINCE JUL 1    585                       714   -129      576

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1149                       830    319      955
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED     4.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           500 AM
 LOWEST     24           100 PM
 AVERAGE    53

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        68      1976
 MINIMUM TEMPERATURE (F)   38        21      1932


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   715 AM PST   SUNSET   450 PM PST
DECEMBER 16 2017......SUNRISE   716 AM PST   SUNSET   450 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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