Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 100017
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
517 PM PDT THU OCT 09 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 9 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 89 10:30 AM 103 2015 84 5 92
MINIMUM 58 2:22 AM 49 2013 59 -1 63
AVERAGE 74 71 3 78
PRECIPITATION (IN)
TODAY T 0.09 2013 0.01 -0.01 0.00
MONTH TO DATE T 0.07 -0.07 0.00
SINCE JUL 1 0.12 0.25 -0.13 T
SINCE OCT 1 T 0.07 -0.07 0.00
SINCE JAN 1 6.19 8.61 -2.42 16.29
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 1 -1 0
SINCE JUL 1 0 1 -1 0
COOLING
TODAY 9 7 2 13
MONTH TO DATE 49 71 -22 150
SINCE SEP 1 449 449 0 536
SINCE JAN 1 1838 1822 16 1910
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 1.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 2:00 AM
LOWEST 45 3:00 PM
AVERAGE 66
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 100 2015
MINIMUM TEMPERATURE (F) 59 48 2013
SUNRISE AND SUNSET
OCTOBER 9 2025.......SUNRISE 6:51 AM PDT SUNSET 6:23 PM PDT
OCTOBER 10 2025.......SUNRISE 6:52 AM PDT SUNSET 6:22 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$