Climatological Report (Daily)
Issued by NWS
Issued by NWS
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993
CDUS46 KSGX 010033
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
533 PM PDT WED SEP 30 2026
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 30 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 90 2:35 PM 108 2020 87 3 80
MINIMUM 63 4:38 AM 52 2019 61 2 63
AVERAGE 77 74 3 72
PRECIPITATION (IN)
TODAY 0.00 T 2011 0.00 0.00 0.00
2023
MONTH TO DATE 0.56 0.10 0.46 0.12
SINCE JUL 1 0.56 0.18 0.38 0.12
SINCE OCT 1 12.64 11.64 1.00 6.34
SINCE JAN 1 5.62 8.54 -2.92 6.19
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 12 9 3 7
MONTH TO DATE 409 378 31 400
SINCE SEP 1 409 378 31 400
SINCE JAN 1 2221 1751 470 1789
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 3:00 AM
LOWEST 30 2:00 PM
AVERAGE 57
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 107 2012
MINIMUM TEMPERATURE (F) 61 52 2019
SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE 6:44 AM PDT SUNSET 6:36 PM PDT
OCTOBER 1 2026.......SUNRISE 6:45 AM PDT SUNSET 6:34 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$