647
CDUS46 KSGX 071034
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
234 AM PST WED JAN 07 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 6 2026
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)
YESTERDAY
MAXIMUM 65 3:28 PM 85 2015 67 -2 74
MINIMUM 49 6:20 AM 37 2004 44 5 47
2024
AVERAGE 57 56 1 61
PRECIPITATION (IN)
YESTERDAY 0.00 1.31 2008 0.08 -0.08 0.00
MONTH TO DATE 1.02 0.54 0.48 0.00
SINCE JUL 1 8.16 3.82 4.34 0.15
SINCE OCT 1 8.04 3.64 4.40 0.15
SINCE JAN 1 1.02 0.54 0.48 0.00
DEGREE DAYS
HEATING
YESTERDAY 8 9 -1 4
MONTH TO DATE 42 58 -16 33
SINCE DEC 1 181 362 -181 229
SINCE JUL 1 292 524 -232 380
COOLING
YESTERDAY 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 1 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 1.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1:00 AM
LOWEST 45 3:00 PM
AVERAGE 69
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 81 2015
MINIMUM TEMPERATURE (F) 44 38 2000
2024
SUNRISE AND SUNSET
JANUARY 7 2026.......SUNRISE 6:57 AM PST SUNSET 4:57 PM PST
JANUARY 8 2026.......SUNRISE 6:57 AM PST SUNSET 4:58 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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