Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KMTR 220025
CLILVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
525 PM PDT MON AUG 21 2017


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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         82    212 PM 106    1950  87     -5       85
  MINIMUM         61    216 AM  46    1973  57      4       57
  AVERAGE         72                        72      0       71

PRECIPITATION (IN)
  TODAY            0.00          0.03 2003   0.00   0.00     0.00
  MONTH TO DATE    0.14                      0.00   0.14     0.00
  SINCE OCT 1     25.52                     15.48  10.04    15.38
  SINCE JAN 1     19.06                      9.90   9.16    10.38

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     20                        36    -16        8
  SINCE JUL 1      0                         4     -4        0

 COOLING
  TODAY            7                         7      0        6
  MONTH TO DATE  170                       155     15      169
  SINCE JUN 1    669                       496    173      641
  SINCE JAN 1    744                       549    195      713
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (290)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    10.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           100 AM
 LOWEST     45           200 PM
 AVERAGE    68

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87       103      1969
 MINIMUM TEMPERATURE (F)   57        45      1973


SUNRISE AND SUNSET
AUGUST 21 2017........SUNRISE   628 AM PDT   SUNSET   752 PM PDT
AUGUST 22 2017........SUNRISE   629 AM PDT   SUNSET   750 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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