Climatological Report (Daily)
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996
CDUS46 KSGX 190019
CLIONT

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
519 PM PDT TUE AUG 18 2026

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

...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 18 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         99   3:17 PM 108    2020  95      4       93
  MINIMUM         70   5:07 AM  59    2009  65      5       62
  AVERAGE         85                        80      5       78

PRECIPITATION (IN)
  TODAY            0.00          T    2021   0.00   0.00     0.00
  MONTH TO DATE    0.00                      0.02  -0.02     0.00
  SINCE JUL 1      T                         0.07  -0.07     0.00
  SINCE OCT 1     12.08                     11.53   0.55     6.22
  SINCE JAN 1      5.06                      8.43  -3.37     6.07

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         4     -4        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           20                        15      5       13
  MONTH TO DATE  317                       270     47      253
  SINCE JUN 1   1085                       962    123      886
  SINCE JAN 1   1515                      1176    339     1136
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    49           5:00 AM
 LOWEST     16          12:00 PM
 AVERAGE    33

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


THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   95       107      2020
 MINIMUM TEMPERATURE (F)   65        59      2009


SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE   6:14 AM PDT   SUNSET   7:34 PM PDT
AUGUST 19 2026........SUNRISE   6:15 AM PDT   SUNSET   7:33 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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