Climatological Report (Daily)
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521
CDUS46 KSGX 160033
CLIONT

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
533 PM PDT TUE SEP 15 2026

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 15 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         86   2:40 PM 107    2014  92     -6       95
  MINIMUM         66  12:17 AM  56    2005  64      2       62
  AVERAGE         76                        78     -2       79

PRECIPITATION (IN)
  TODAY            0.00          1.25 2015   0.00   0.00     0.00
  MONTH TO DATE    0.56                      0.04   0.52     0.00
  SINCE JUL 1      0.56                      0.12   0.44      T
  SINCE OCT 1     12.64                     11.58   1.06     6.22
  SINCE JAN 1      5.62                      8.48  -2.86     6.07

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

 COOLING
  TODAY           11                        13     -2       14
  MONTH TO DATE  238                       212     26      214
  SINCE SEP 1    238                       212     26      214
  SINCE JAN 1   2050                      1585    465     1603
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          12:00 AM
 LOWEST     38           2:00 PM
 AVERAGE    61

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


THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   92       107      2000
                                             2014
 MINIMUM TEMPERATURE (F)   64        56      1999


SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE   6:34 AM PDT   SUNSET   6:57 PM PDT
SEPTEMBER 16 2026.....SUNRISE   6:34 AM PDT   SUNSET   6:55 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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