614
CDUS46 KSGX 031026
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
226 AM PST SAT JAN 03 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 2 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 66 1:39 PM 85 2025 67 -1 85
MINIMUM 53 1:39 AM 30 2015 44 9 46
AVERAGE 60 55 5 66
PRECIPITATION (IN)
YESTERDAY 0.02 0.70 2006 0.10 -0.08 0.00
MONTH TO DATE 0.88 0.19 0.69 0.00
SINCE JUL 1 8.02 3.47 4.55 0.15
SINCE OCT 1 7.90 3.29 4.61 0.15
SINCE JAN 1 0.88 0.19 0.69 0.00
DEGREE DAYS
HEATING
YESTERDAY 5 10 -5 0
MONTH TO DATE 12 20 -8 6
SINCE DEC 1 151 324 -173 202
SINCE JUL 1 262 486 -224 353
COOLING
YESTERDAY 0 0 0 1
MONTH TO DATE 0 0 0 1
SINCE DEC 1 9 2 7 6
SINCE JAN 1 0 0 0 1
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WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (70)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 2.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 68 1:00 PM
AVERAGE 83
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 82 2012
MINIMUM TEMPERATURE (F) 44 33 2000
SUNRISE AND SUNSET
JANUARY 3 2026.......SUNRISE 6:56 AM PST SUNSET 4:54 PM PST
JANUARY 4 2026.......SUNRISE 6:56 AM PST SUNSET 4:55 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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