Climatological Report (Daily)
Issued by NWS
Issued by NWS
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091
CDUS46 KSGX 140018
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
518 PM PDT MON OCT 13 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 13 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 70 2:26 PM 100 1999 83 -13 82
2011
MINIMUM 58 3:58 AM 49 2000 58 0 57
AVERAGE 64 70 -6 70
PRECIPITATION (IN)
TODAY 0.00 0.33 2007 0.01 -0.01 0.00
MONTH TO DATE T 0.12 -0.12 0.00
SINCE JUL 1 0.12 0.30 -0.18 T
SINCE OCT 1 T 0.12 -0.12 0.00
SINCE JAN 1 6.19 8.66 -2.47 16.29
DEGREE DAYS
HEATING
TODAY 1 0 1 0
MONTH TO DATE 1 0 1 0
SINCE SEP 1 1 1 0 0
SINCE JUL 1 1 1 0 0
COOLING
TODAY 0 6 -6 5
MONTH TO DATE 72 96 -24 185
SINCE SEP 1 472 474 -2 571
SINCE JAN 1 1861 1847 14 1945
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 4:00 AM
LOWEST 41 2:00 PM
AVERAGE 64
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 99 2020
MINIMUM TEMPERATURE (F) 58 48 2000
SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE 6:54 AM PDT SUNSET 6:18 PM PDT
OCTOBER 14 2025.......SUNRISE 6:55 AM PDT SUNSET 6:17 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$