253
CDUS46 KSGX 240923
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
223 AM PDT FRI OCT 24 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 23 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 75 3:28 PM 104 2017 81 -6 92
MINIMUM 55 5:33 AM 50 2004 55 0 60
AVERAGE 65 68 -3 76
PRECIPITATION (IN)
YESTERDAY 0.00 0.25 2016 0.01 -0.01 0.00
MONTH TO DATE 1.08 0.27 0.81 T
SINCE JUL 1 1.20 0.45 0.75 T
SINCE OCT 1 1.08 0.27 0.81 T
SINCE JAN 1 7.27 8.81 -1.54 16.29
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 12 10 2 3
SINCE SEP 1 12 11 1 3
SINCE JUL 1 12 11 1 3
COOLING
YESTERDAY 0 4 -4 11
MONTH TO DATE 106 146 -40 232
SINCE SEP 1 506 524 -18 618
SINCE JAN 1 1895 1897 -2 1992
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WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 5:00 AM
LOWEST 43 2:00 PM
AVERAGE 65
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 102 2017
MINIMUM TEMPERATURE (F) 55 50 2004
SUNRISE AND SUNSET
OCTOBER 24 2025.......SUNRISE 7:03 AM PDT SUNSET 6:05 PM PDT
OCTOBER 25 2025.......SUNRISE 7:04 AM PDT SUNSET 6:04 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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