Climatological Report (Daily)
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CDUS46 KSGX 151232
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
431 AM PST FRI DEC 15 2017


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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         82R  1245 PM  78    2006  65     17       72
  MINIMUM         43    501 AM  35    2007  42      1       49
  AVERAGE         63                        54      9       61

PRECIPITATION (IN)
  YESTERDAY        0.00          0.30 2001   0.05  -0.05     0.00
  MONTH TO DATE    0.00                      0.57  -0.57     0.01
  SINCE OCT 1      T                         2.42  -2.42     1.46
  SINCE JAN 1     10.85                     13.29  -2.44     7.05

DEGREE DAYS
 HEATING
  YESTERDAY        2                        11     -9        4
  MONTH TO DATE   24                       148   -124      118
  SINCE DEC 1     24                       148   -124      118
  SINCE JUL 1     68                       370   -302      248

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   10                         0     10        0
  SINCE DEC 1     10                         0     10        0
  SINCE JAN 1   2294                      1705    589     2102
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION  NE (40)
  HIGHEST WIND SPEED    39   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    60   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    12.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    32           300 AM
 LOWEST      4           800 PM
 AVERAGE    18

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


THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        81      2013
 MINIMUM TEMPERATURE (F)   42        32      2015


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   649 AM PST   SUNSET   443 PM PST
DECEMBER 16 2017......SUNRISE   649 AM PST   SUNSET   443 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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