469
CDUS46 KSGX 280923
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
223 AM PDT SUN JUN 28 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 27 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 82 2:01 PM 103 2022 90 -8 92
MINIMUM 62 6:07 AM 55 2005 62 0 60
AVERAGE 72 76 -4 76
PRECIPITATION (IN)
YESTERDAY 0.00 T 2005 0.00 0.00 0.00
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 7 11 -4 11
MONTH TO DATE 246 214 32 244
SINCE JUN 1 246 214 32 244
SINCE JAN 1 676 428 248 494
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WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 10:00 PM
LOWEST 38 2:00 PM
AVERAGE 59
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 103 2015
MINIMUM TEMPERATURE (F) 63 56 2005
SUNRISE AND SUNSET
JUNE 28 2026..........SUNRISE 5:42 AM PDT SUNSET 8:06 PM PDT
JUNE 29 2026..........SUNRISE 5:42 AM PDT SUNSET 8:06 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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