Climatological Report (Daily)
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CDUS46 KMTR 201245
CLISJC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
445 AM PST SAT JAN 20 2018


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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR JANUARY 19 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         58    250 PM  73    2009  58      0       58
  MINIMUM         45   1150 PM  26    1943  42      3       46
  AVERAGE         52                        50      2       52

PRECIPITATION (IN)
  YESTERDAY        T             0.91 1941   0.09  -0.09     0.36
  MONTH TO DATE    2.66                      1.89   0.77     3.79
  SINCE OCT 1      4.23                      6.98  -2.75     8.17
  SINCE JAN 1      2.66                      1.89   0.77     3.79

SNOWFALL (IN)
  YESTERDAY       MM                         0.0   MM       MM
  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       13                        15     -2       13
  MONTH TO DATE  173                       293   -120      279
  SINCE DEC 1    574                       760   -186      723
  SINCE JUL 1    791                      1167   -376      946

 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   5   RESULTANT WIND DIRECTION   W (280)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     6.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1200 AM
 LOWEST     51          1200 PM
 AVERAGE    72

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


THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        72      2009
 MINIMUM TEMPERATURE (F)   42        27      1937


SUNRISE AND SUNSET
JANUARY 20 2018.......SUNRISE   719 AM PST   SUNSET   519 PM PST
JANUARY 21 2018.......SUNRISE   718 AM PST   SUNSET   520 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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