805
CDUS46 KSGX 140019
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
419 PM PST TUE JAN 13 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 13 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 76 3:05 PM 84 2018 68 8 63
MINIMUM 47 6:03 AM 29 2013 45 2 53
AVERAGE 62 56 6 58
PRECIPITATION (IN)
TODAY 0.00 0.16 2010 0.09 -0.09 0.00
MONTH TO DATE 1.02 1.15 -0.13 T
SINCE JUL 1 8.16 4.43 3.73 0.15
SINCE OCT 1 8.04 4.25 3.79 0.15
SINCE JAN 1 1.02 1.15 -0.13 T
DEGREE DAYS
HEATING
TODAY 3 9 -6 7
MONTH TO DATE 99 121 -22 80
SINCE DEC 1 238 425 -187 276
SINCE JUL 1 349 587 -238 427
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE DEC 1 9 2 7 6
SINCE JAN 1 0 0 0 1
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 46 12:00 AM
LOWEST 18 1:00 PM
AVERAGE 32
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 87 2021
MINIMUM TEMPERATURE (F) 45 25 1962
2007
SUNRISE AND SUNSET
JANUARY 13 2026.......SUNRISE 6:56 AM PST SUNSET 5:03 PM PST
JANUARY 14 2026.......SUNRISE 6:56 AM PST SUNSET 5:04 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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