Climatological Report (Daily)
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993
CDUS46 KSGX 010033
CLIONT

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
533 PM PDT WED SEP 30 2026

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 30 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         90   2:35 PM 108    2020  87      3       80
  MINIMUM         63   4:38 AM  52    2019  61      2       63
  AVERAGE         77                        74      3       72

PRECIPITATION (IN)
  TODAY            0.00          T    2011   0.00   0.00     0.00
                                      2023
  MONTH TO DATE    0.56                      0.10   0.46     0.12
  SINCE JUL 1      0.56                      0.18   0.38     0.12
  SINCE OCT 1     12.64                     11.64   1.00     6.34
  SINCE JAN 1      5.62                      8.54  -2.92     6.19

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           12                         9      3        7
  MONTH TO DATE  409                       378     31      400
  SINCE SEP 1    409                       378     31      400
  SINCE JAN 1   2221                      1751    470     1789
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     4.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           3:00 AM
 LOWEST     30           2:00 PM
 AVERAGE    57

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


THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86       107      2012
 MINIMUM TEMPERATURE (F)   61        52      2019


SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE   6:44 AM PDT   SUNSET   6:36 PM PDT
OCTOBER  1 2026.......SUNRISE   6:45 AM PDT   SUNSET   6:34 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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