920
CDUS46 KSGX 170950
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
250 AM PDT TUE JUN 17 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 16 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 97 12:31 PM 101 2006 86 11 87
MINIMUM 65 5:15 AM 54 2016 60 5 62
AVERAGE 81 73 8 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.00 MM 0.00 0.00 0.00
MONTH TO DATE 0.10 0.02 0.08 T
SINCE JUL 1 6.22 11.64 -5.42 19.80
SINCE OCT 1 6.22 11.46 -5.24 17.64
SINCE JAN 1 6.07 8.36 -2.29 16.29
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE JUN 1 0 0 0 2
SINCE JUL 1 1134 1288 -154 1314
COOLING
YESTERDAY 16 8 8 10
MONTH TO DATE 141 106 35 105
SINCE JUN 1 141 106 35 105
SINCE JAN 1 391 320 71 166
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 5:00 AM
LOWEST 24 2:00 PM
AVERAGE 47
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 101 2021
MINIMUM TEMPERATURE (F) 60 55 2010
SUNRISE AND SUNSET
JUNE 17 2025..........SUNRISE 5:39 AM PDT SUNSET 8:04 PM PDT
JUNE 18 2025..........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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