Climatological Report (Daily)
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CDUS46 KMTR 170832
CLISJC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
1232 AM PST WED JAN 17 2018


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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JANUARY 16 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         67   1245 PM  73    2014  58      9       58
                                      2009
  MINIMUM         53    251 AM  30    1947  42     11       35
  AVERAGE         60                        50     10       47

PRECIPITATION (IN)
  YESTERDAY        0.00          1.38 1973   0.10  -0.10     0.00
  MONTH TO DATE    2.54                      1.60   0.94     3.05
  SINCE OCT 1      4.11                      6.69  -2.58     7.43
  SINCE JAN 1      2.54                      1.60   0.94     3.05

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE DEC 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0

DEGREE DAYS
 HEATING
  YESTERDAY        5                        15    -10       18
  MONTH TO DATE  148                       248   -100      232
  SINCE DEC 1    549                       715   -166      676
  SINCE JUL 1    766                      1122   -356      899

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     3.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           800 PM
 LOWEST     58           100 PM
 AVERAGE    76

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


THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        71      2009
 MINIMUM TEMPERATURE (F)   42        29      2012


SUNRISE AND SUNSET
JANUARY 17 2018.......SUNRISE   720 AM PST   SUNSET   516 PM PST
JANUARY 18 2018.......SUNRISE   720 AM PST   SUNSET   517 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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