Climatological Report (Daily)
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411
CDUS46 KMTR 190840
CLISJC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
140 AM PDT THU APR 19 2018


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

...THE SAN JOSE AIRPORT CLIMATE SUMMARY FOR APRIL 18 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         61    438 PM  91    2016  70     -9       69
  MINIMUM         49   1148 PM  30    1893  49      0       51
  AVERAGE         55                        59     -4       60

PRECIPITATION (IN)
  YESTERDAY        T             0.85 1897   0.03  -0.03     0.09
  MONTH TO DATE    1.23                      0.80   0.43     1.56
  SINCE OCT 1      9.11                     14.61  -5.50    18.28
  SINCE JAN 1      7.54                      9.52  -1.98    13.90

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

DEGREE DAYS
 HEATING
  YESTERDAY       10                         6      4        5
  MONTH TO DATE  101                       130    -29      101
  SINCE MAR 1    385                       406    -21      316
  SINCE JUL 1   1611                      2071   -460     1747

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         1     -1        0
  SINCE MAR 1      5                         3      2        2
  SINCE JAN 1      5                         3      2        2
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  NW (310)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     6.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           300 AM
 LOWEST     36          1200 PM
 AVERAGE    54

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


THE SAN JOSE AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        90      2009
                                             1950
 MINIMUM TEMPERATURE (F)   49        31      1896


SUNRISE AND SUNSET
APRIL 19 2018.........SUNRISE   627 AM PDT   SUNSET   747 PM PDT
APRIL 20 2018.........SUNRISE   626 AM PDT   SUNSET   748 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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