441
CDUS46 KSGX 240029
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
529 PM PDT WED JUL 23 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JULY 23 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 90 3:14 PM 108 2016 95 -5 100
2019
MINIMUM 63 12:10 AM 58 2001 65 -2 71
AVERAGE 77 80 -3 86
PRECIPITATION (IN)
TODAY 0.00 0.01 2007 0.00 0.00 0.00
MONTH TO DATE 0.00 0.03 -0.03 0.00
SINCE JUL 1 0.00 0.03 -0.03 0.00
SINCE OCT 1 6.22 11.49 -5.27 17.64
SINCE JAN 1 6.07 8.39 -2.32 16.29
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 4 -4 2
SINCE JUL 1 0 0 0 0
COOLING
TODAY 12 15 -3 21
MONTH TO DATE 265 322 -57 388
SINCE JUN 1 553 572 -19 673
SINCE JAN 1 803 786 17 734
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 12:00 AM
LOWEST 26 3:00 PM
AVERAGE 57
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 108 2019
MINIMUM TEMPERATURE (F) 65 59 1999
SUNRISE AND SUNSET
JULY 23 2025..........SUNRISE 5:56 AM PDT SUNSET 7:58 PM PDT
JULY 24 2025..........SUNRISE 5:56 AM PDT SUNSET 7:57 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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