Climatological Report (Daily)
Issued by NWS
Issued by NWS
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981
CDUS46 KSGX 170050
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
450 PM PST SUN NOV 16 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 16 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 60 2:46 PM 93 2020 75 -15 65
MINIMUM 54 9:46 AM 34 2000 49 5 42
AVERAGE 57 62 -5 54
PRECIPITATION (IN)
TODAY 0.45R 0.01 2012 0.03 0.42 0.00
MONTH TO DATE 2.24 0.31 1.93 0.04
SINCE JUL 1 3.44 0.90 2.54 0.10
SINCE OCT 1 3.32 0.72 2.60 0.10
SINCE JAN 1 9.51 9.26 0.25 16.39
DEGREE DAYS
HEATING
TODAY 8 4 4 11
MONTH TO DATE 17 47 -30 58
SINCE SEP 1 31 74 -43 71
SINCE JUL 1 31 74 -43 71
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 63 32 31 0
SINCE SEP 1 615 586 29 653
SINCE JAN 1 2004 1959 45 2027
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 75 2:00 PM
AVERAGE 86
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 92 2019
MINIMUM TEMPERATURE (F) 49 39 2015
SUNRISE AND SUNSET
NOVEMBER 16 2025......SUNRISE 6:24 AM PST SUNSET 4:46 PM PST
NOVEMBER 17 2025......SUNRISE 6:25 AM PST SUNSET 4:45 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$