Climatological Report (Daily)
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000
CDUS46 KMTR 200036
CLILVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
536 PM PDT THU OCT 19 2017


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 19 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         67    256 PM  92    1940  76     -9       78
  MINIMUM         50   1234 AM  35    1949  49      1       47
  AVERAGE         59                        62     -3       63

PRECIPITATION (IN)
  TODAY            0.00          0.71 2004   0.04  -0.04     0.00
  MONTH TO DATE    0.00                      0.44  -0.44     1.79
  SINCE OCT 1      0.00                      0.44  -0.44     1.79
  SINCE JAN 1     19.06                     10.57   8.49    12.17

DEGREE DAYS
 HEATING
  TODAY            6                         4      2        2
  MONTH TO DATE   39                        43     -4       45
  SINCE SEP 1     50                        60    -10       56
  SINCE JUL 1     50                        67    -17       56

 COOLING
  TODAY            0                         1     -1        0
  MONTH TO DATE   17                        35    -18       12
  SINCE SEP 1    256                       199     57      186
  SINCE JAN 1   1117                       824    293      952
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (270)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     8.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     63          1200 PM
 AVERAGE    78

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        92      1942
 MINIMUM TEMPERATURE (F)   49        31      1949


SUNRISE AND SUNSET
OCTOBER 19 2017.......SUNRISE   720 AM PDT   SUNSET   624 PM PDT
OCTOBER 20 2017.......SUNRISE   721 AM PDT   SUNSET   623 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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