Climatological Report (Daily)
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000
CDUS46 KMTR 140827
CLILVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1227 AM PST THU DEC 14 2017


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR DECEMBER 13 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         62    331 PM  73    1958  56      6       58
  MINIMUM         28    717 AM  24    1963  38    -10       45
  AVERAGE         45                        47     -2       52

PRECIPITATION (IN)
  YESTERDAY        0.00          1.16 1933   0.07  -0.07     0.01
  MONTH TO DATE    T                         0.86  -0.86     1.07
  SINCE OCT 1      1.96                      3.76  -1.80     5.07
  SINCE JAN 1     21.02                     13.89   7.13    15.45

DEGREE DAYS
 HEATING
  YESTERDAY       20                        18      2       13
  MONTH TO DATE  210                       224    -14      196
  SINCE DEC 1    210                       224    -14      196
  SINCE JUL 1    572                       696   -124      568

 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   2   RESULTANT WIND DIRECTION   E (80)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     2.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           400 AM
 LOWEST     34           100 PM
 AVERAGE    56

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        75      1958
 MINIMUM TEMPERATURE (F)   38        19      1972


SUNRISE AND SUNSET
DECEMBER 14 2017......SUNRISE   715 AM PST   SUNSET   449 PM PST
DECEMBER 15 2017......SUNRISE   715 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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