861
CDUS46 KSGX 110031
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
431 PM PST SAT JAN 10 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 10 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 68 3:29 PM 78 1999 68 0 69
2004
MINIMUM 48 4:53 AM 37 2024 44 4 49
AVERAGE 58 56 2 59
PRECIPITATION (IN)
TODAY 0.00 1.57 2005 0.09 -0.09 0.00
MONTH TO DATE 1.02 0.89 0.13 T
SINCE JUL 1 8.16 4.17 3.99 0.15
SINCE OCT 1 8.04 3.99 4.05 0.15
SINCE JAN 1 1.02 0.89 0.13 T
DEGREE DAYS
HEATING
TODAY 7 9 -2 6
MONTH TO DATE 79 94 -15 61
SINCE DEC 1 218 398 -180 257
SINCE JUL 1 329 560 -231 408
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 5 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 53 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 8.5
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 37 5:00 AM
LOWEST 17 1:00 AM
AVERAGE 27
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 83 1983
2009
MINIMUM TEMPERATURE (F) 45 32 2013
SUNRISE AND SUNSET
JANUARY 10 2026.......SUNRISE 6:57 AM PST SUNSET 5:00 PM PST
JANUARY 11 2026.......SUNRISE 6:56 AM PST SUNSET 5:01 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page