Climatological Report (Daily)
Issued by NWS
Issued by NWS
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687
CDUS46 KSGX 100924
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
224 AM PDT SUN AUG 10 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 9 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 1:59 PM 104 2012 95 0 97
MINIMUM 65 5:30 AM 56 2010 65 0 65
AVERAGE 80 80 0 81
PRECIPITATION (IN)
YESTERDAY 0.00 T 2023 0.00 0.00 0.00
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 15 15 0 16
MONTH TO DATE 138 135 3 178
SINCE JUN 1 771 827 -56 983
SINCE JAN 1 1021 1041 -20 1044
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 4:00 AM
LOWEST 33 12:00 PM
AVERAGE 59
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 105 2024
MINIMUM TEMPERATURE (F) 65 58 2010
2013
SUNRISE AND SUNSET
AUGUST 10 2025........SUNRISE 6:09 AM PDT SUNSET 7:42 PM PDT
AUGUST 11 2025........SUNRISE 6:09 AM PDT SUNSET 7:41 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$