Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 150927
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
227 AM PDT WED OCT 15 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 14 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 61 7:52 AM 99 2020 83 -22 79
MINIMUM 54 1:05 PM 48 2000 58 -4 57
AVERAGE 58 70 -12 68
PRECIPITATION (IN)
YESTERDAY 1.08R 0.33 2009 0.01 1.07 0.00
MONTH TO DATE 1.08 0.13 0.95 0.00
SINCE JUL 1 1.20 0.31 0.89 T
SINCE OCT 1 1.08 0.13 0.95 0.00
SINCE JAN 1 7.27 8.67 -1.40 16.29
DEGREE DAYS
HEATING
YESTERDAY 7 1 6 0
MONTH TO DATE 8 1 7 0
SINCE SEP 1 8 2 6 0
SINCE JUL 1 8 2 6 0
COOLING
YESTERDAY 0 6 -6 3
MONTH TO DATE 72 102 -30 188
SINCE SEP 1 472 480 -8 574
SINCE JAN 1 1861 1853 8 1948
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 10:00 AM
LOWEST 64 1:00 AM
AVERAGE 81
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 100 2020
MINIMUM TEMPERATURE (F) 57 50 2000
2017
SUNRISE AND SUNSET
OCTOBER 15 2025.......SUNRISE 6:56 AM PDT SUNSET 6:16 PM PDT
OCTOBER 16 2025.......SUNRISE 6:57 AM PDT SUNSET 6:15 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$