Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 160033
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
533 PM PDT TUE SEP 15 2026
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 15 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 86 2:40 PM 107 2014 92 -6 95
MINIMUM 66 12:17 AM 56 2005 64 2 62
AVERAGE 76 78 -2 79
PRECIPITATION (IN)
TODAY 0.00 1.25 2015 0.00 0.00 0.00
MONTH TO DATE 0.56 0.04 0.52 0.00
SINCE JUL 1 0.56 0.12 0.44 T
SINCE OCT 1 12.64 11.58 1.06 6.22
SINCE JAN 1 5.62 8.48 -2.86 6.07
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 11 13 -2 14
MONTH TO DATE 238 212 26 214
SINCE SEP 1 238 212 26 214
SINCE JAN 1 2050 1585 465 1603
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 12:00 AM
LOWEST 38 2:00 PM
AVERAGE 61
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 92 107 2000
2014
MINIMUM TEMPERATURE (F) 64 56 1999
SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE 6:34 AM PDT SUNSET 6:57 PM PDT
SEPTEMBER 16 2026.....SUNRISE 6:34 AM PDT SUNSET 6:55 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$