508
CDUS46 KSGX 250938
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
238 AM PDT SAT OCT 25 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 24 2025
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)
YESTERDAY
MAXIMUM 84 1:14 PM 102 2017 81 3 89
MINIMUM 58 6:16 AM 50 2004 55 3 58
AVERAGE 71 68 3 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.30 2016 0.02 -0.02 0.00
MONTH TO DATE 1.08 0.29 0.79 T
SINCE JUL 1 1.20 0.47 0.73 T
SINCE OCT 1 1.08 0.29 0.79 T
SINCE JAN 1 7.27 8.83 -1.56 16.29
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 12 11 1 3
SINCE SEP 1 12 12 0 3
SINCE JUL 1 12 12 0 3
COOLING
YESTERDAY 6 4 2 9
MONTH TO DATE 112 150 -38 241
SINCE SEP 1 512 528 -16 627
SINCE JAN 1 1901 1901 0 2001
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 2:00 AM
LOWEST 29 1:00 PM
AVERAGE 58
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 99 2017
MINIMUM TEMPERATURE (F) 55 51 1998
2012
SUNRISE AND SUNSET
OCTOBER 25 2025.......SUNRISE 7:04 AM PDT SUNSET 6:04 PM PDT
OCTOBER 26 2025.......SUNRISE 7:05 AM PDT SUNSET 6:03 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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