Climatological Report (Daily)
Issued by NWS
Issued by NWS
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765
CDUS46 KSGX 211048
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
248 AM PST FRI NOV 21 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 20 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 59 11:39 AM 89 2002 73 -14 74
MINIMUM 47 1:11 AM 39 2022 48 -1 45
AVERAGE 53 60 -7 60
PRECIPITATION (IN)
YESTERDAY 0.63 0.82 2010 0.04 0.59 0.00
MONTH TO DATE 3.44 0.43 3.01 0.04
SINCE JUL 1 4.64 1.02 3.62 0.10
SINCE OCT 1 4.52 0.84 3.68 0.10
SINCE JAN 1 10.71 9.38 1.33 16.39
DEGREE DAYS
HEATING
YESTERDAY 12 5 7 5
MONTH TO DATE 60 67 -7 90
SINCE SEP 1 74 94 -20 103
SINCE JUL 1 74 94 -20 103
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 63 36 27 0
SINCE SEP 1 615 590 25 653
SINCE JAN 1 2004 1963 41 2027
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 PM
LOWEST 62 12:00 PM
AVERAGE 78
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 90 2017
MINIMUM TEMPERATURE (F) 47 40 2022
SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE 6:29 AM PST SUNSET 4:44 PM PST
NOVEMBER 22 2025......SUNRISE 6:30 AM PST SUNSET 4:43 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$