544
CDUS46 KSGX 160918
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
218 AM PDT TUE JUN 16 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 15 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 93 2:11 PM 105 2021 86 7 100
MINIMUM 64 4:13 AM 56 2009 60 4 63
AVERAGE 79 73 6 82
PRECIPITATION (IN)
YESTERDAY 0.00 T 2016 0.00 0.00 0.00
2023
MONTH TO DATE 0.00 0.02 -0.02 0.10
SINCE JUL 1 12.20 11.64 0.56 6.22
SINCE OCT 1 12.08 11.46 0.62 6.22
SINCE JAN 1 5.06 8.36 -3.30 6.07
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 638 1288 -650 1134
COOLING
YESTERDAY 14 8 6 17
MONTH TO DATE 152 98 54 125
SINCE JUN 1 152 98 54 125
SINCE JAN 1 582 312 270 375
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WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 7.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 4:00 AM
LOWEST 30 2:00 PM
AVERAGE 56
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 101 2006
MINIMUM TEMPERATURE (F) 60 54 2016
SUNRISE AND SUNSET
JUNE 16 2026..........SUNRISE 5:39 AM PDT SUNSET 8:04 PM PDT
JUNE 17 2026..........SUNRISE 5:39 AM PDT SUNSET 8:04 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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