222
CDUS46 KSGX 241018
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
218 AM PST WED DEC 24 2025
...............................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 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 63 11:03 PM 81 2014 66 -3 72
MINIMUM 52 7:21 AM 28 1998 43 9 47
AVERAGE 58 55 3 60
PRECIPITATION (IN)
YESTERDAY 0.02 2.00 2021 0.07 -0.05 0.00
MONTH TO DATE 0.02 1.33 -1.31 0.00
SINCE JUL 1 5.23 2.72 2.51 0.15
SINCE OCT 1 5.11 2.54 2.57 0.15
SINCE JAN 1 11.30 11.08 0.22 16.44
DEGREE DAYS
HEATING
YESTERDAY 7 10 -3 5
MONTH TO DATE 76 221 -145 118
SINCE DEC 1 76 221 -145 118
SINCE JUL 1 187 383 -196 269
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 9 0 9 5
SINCE DEC 1 9 0 9 5
SINCE JAN 1 2014 1967 47 2032
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 8:00 AM
LOWEST 58 8:00 PM
AVERAGE 79
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 66 86 2005
MINIMUM TEMPERATURE (F) 43 29 1998
SUNRISE AND SUNSET
DECEMBER 24 2025......SUNRISE 6:54 AM PST SUNSET 4:47 PM PST
DECEMBER 25 2025......SUNRISE 6:54 AM PST SUNSET 4:48 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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