Climatological Report (Daily)
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225
CDUS46 KSGX 140950
CLIONT

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
250 AM PDT MON SEP 14 2026

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 13 2026...

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)
 YESTERDAY
  MAXIMUM         90   2:18 PM 105    2014  92     -2       83
  MINIMUM         69  11:59 PM  56    2005  65      4       62
                                      2016
  AVERAGE         80                        78      2       73

PRECIPITATION (IN)
  YESTERDAY        0.00          T    2016   0.00   0.00     0.00
  MONTH TO DATE    0.56                      0.03   0.53     0.00
  SINCE JUL 1      0.56                      0.11   0.45      T
  SINCE OCT 1     12.64                     11.57   1.07     6.22
  SINCE JAN 1      5.62                      8.47  -2.85     6.07

DEGREE DAYS
 HEATING
  YESTERDAY        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
  YESTERDAY       15                        13      2        8
  MONTH TO DATE  214                       186     28      189
  SINCE SEP 1    214                       186     28      189
  SINCE JAN 1   2026                      1559    467     1578
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SW (240)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           1:00 AM
 LOWEST     38           3:00 PM
 AVERAGE    63

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


THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   92       108      2014
 MINIMUM TEMPERATURE (F)   64        53      2016


SUNRISE AND SUNSET
SEPTEMBER 14 2026.....SUNRISE   6:33 AM PDT   SUNSET   6:58 PM PDT
SEPTEMBER 15 2026.....SUNRISE   6:34 AM PDT   SUNSET   6:57 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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