Climatological Report (Daily)
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CDUS46 KSGX 221150
CLIONT


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
450 AM PDT FRI SEP 22 2017


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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 21 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         71    347 PM 105    2003  88    -17       88
  MINIMUM         57   1159 PM  53    2007  62     -5       68
  AVERAGE         64                        75    -11       78

PRECIPITATION (IN)
  YESTERDAY        0.00          0.00 2006   0.01  -0.01     0.00
                                      2005
                                      2004
  MONTH TO DATE    0.04                      0.16  -0.12      T
  SINCE OCT 1     15.73                     14.93   0.80     7.71
  SINCE JAN 1     10.85                     10.76   0.09     5.59

DEGREE DAYS
 HEATING
  YESTERDAY        1                         0      1        0
  MONTH TO DATE    1                         0      1        1
  SINCE SEP 1      1                         0      1        1
  SINCE JUL 1      1                         0      1        1

 COOLING
  YESTERDAY        0                        10    -10       13
  MONTH TO DATE  275                       253     22      208
  SINCE SEP 1    275                       253     22      208
  SINCE JAN 1   1914                      1476    438     1739
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     9.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          1200 AM
 LOWEST     45           600 PM
 AVERAGE    65

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


THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87       105      2009
 MINIMUM TEMPERATURE (F)   62        57      2013
                                             2008


SUNRISE AND SUNSET
SEPTEMBER 22 2017.....SUNRISE   639 AM PDT   SUNSET   647 PM PDT
SEPTEMBER 23 2017.....SUNRISE   639 AM PDT   SUNSET   645 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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