Climatological Report (Daily)
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000
CDUS46 KMTR 230827
CLILVK


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
127 AM PDT SAT SEP 23 2017


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

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 22 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         73    342 PM 106    1949  83    -10       72
  MINIMUM         50    513 AM  40    1960  55     -5       53
  AVERAGE         62                        69     -7       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.08 2000   0.01  -0.01     0.00
  MONTH TO DATE    T                         0.10  -0.10     0.00
  SINCE OCT 1     25.52                     15.59   9.93    15.38
  SINCE JAN 1     19.06                     10.01   9.05    10.38

DEGREE DAYS
 HEATING
  YESTERDAY        3                         1      2        2
  MONTH TO DATE    8                         5      3        7
  SINCE SEP 1      8                         5      3        7
  SINCE JUL 1      8                        12     -4        7

 COOLING
  YESTERDAY        0                         5     -5        0
  MONTH TO DATE  205                       132     73      117
  SINCE SEP 1    205                       132     73      117
  SINCE JAN 1   1066                       757    309      883
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           400 AM
 LOWEST     34           300 PM
 AVERAGE    62

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


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83       107      1949
 MINIMUM TEMPERATURE (F)   55        42      1972


SUNRISE AND SUNSET
SEPTEMBER 23 2017.....SUNRISE   656 AM PDT   SUNSET   702 PM PDT
SEPTEMBER 24 2017.....SUNRISE   657 AM PDT   SUNSET   700 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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