Climatological Report (Daily)
Issued by NWS
Issued by NWS
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692
CDUS46 KSGX 110930
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
230 AM PDT MON AUG 11 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 10 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 95 2:15 PM 105 2024 95 0 101
MINIMUM 66 6:05 AM 58 2010 65 1 68
2013
AVERAGE 81 80 1 85
PRECIPITATION (IN)
YESTERDAY 0.00 T 2021 0.00 0.00 0.00
2023
MONTH TO DATE 0.00 0.01 -0.01 T
SINCE JUL 1 0.00 0.06 -0.06 T
SINCE OCT 1 6.22 11.52 -5.30 17.64
SINCE JAN 1 6.07 8.42 -2.35 16.29
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 4 -4 2
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 16 15 1 20
MONTH TO DATE 154 150 4 198
SINCE JUN 1 787 842 -55 1003
SINCE JAN 1 1037 1056 -19 1064
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.2
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 78 6:00 AM
LOWEST 30 3:00 PM
AVERAGE 54
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 105 2012
MINIMUM TEMPERATURE (F) 65 54 2009
SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE 6:09 AM PDT SUNSET 7:41 PM PDT
AUGUST 12 2025........SUNRISE 6:10 AM PDT SUNSET 7:40 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$