Climatological Report (Daily)
Issued by NWS
Issued by NWS
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934
CDUS46 KSGX 020927
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
227 AM PDT TUE SEP 02 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 1 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 98 1:20 PM 114 2017 95 3 96
MINIMUM 71 5:37 AM 57 2011 65 6 66
AVERAGE 85 80 5 81
PRECIPITATION (IN)
YESTERDAY 0.00 0.13 2023 0.00 0.00 0.00
MONTH TO DATE 0.00 0.00 0.00 0.00
SINCE JUL 1 T 0.08 -0.08 T
SINCE OCT 1 6.22 11.54 -5.32 17.64
SINCE JAN 1 6.07 8.44 -2.37 16.29
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 20 15 5 16
MONTH TO DATE 20 15 5 16
SINCE SEP 1 20 15 5 16
SINCE JAN 1 1409 1388 21 1390
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61 5:00 AM
LOWEST 27 11:00 AM
AVERAGE 44
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 110 2007
MINIMUM TEMPERATURE (F) 65 56 1999
SUNRISE AND SUNSET
SEPTEMBER 2 2025.....SUNRISE 6:25 AM PDT SUNSET 7:14 PM PDT
SEPTEMBER 3 2025.....SUNRISE 6:26 AM PDT SUNSET 7:13 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$