Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 070021
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
421 PM PST SAT DEC 06 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 6 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 72 2:19 PM 82 2024 68 4 82
MINIMUM 41 7:08 AM 32 2011 44 -3 46
AVERAGE 57 56 1 64
PRECIPITATION (IN)
TODAY 0.00 1.58 2018 0.05 -0.05 0.00
MONTH TO DATE 0.00 0.30 -0.30 0.00
SINCE JUL 1 5.21 1.69 3.52 0.15
SINCE OCT 1 5.09 1.51 3.58 0.15
SINCE JAN 1 11.28 10.05 1.23 16.44
DEGREE DAYS
HEATING
TODAY 8 9 -1 1
MONTH TO DATE 42 52 -10 25
SINCE DEC 1 42 52 -10 25
SINCE JUL 1 153 214 -61 176
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 2005 1967 38 2027
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 2.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 6:00 AM
LOWEST 22 1:00 PM
AVERAGE 41
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 82 2006
MINIMUM TEMPERATURE (F) 44 32 2011
SUNRISE AND SUNSET
DECEMBER 6 2025......SUNRISE 6:42 AM PST SUNSET 4:41 PM PST
DECEMBER 7 2025......SUNRISE 6:43 AM PST SUNSET 4:41 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$