Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 220042
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
442 PM PST TUE JAN 21 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 21 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 3:59 PM 82 2013 68 2 62
MINIMUM 44 5:18 AM 33 2006 45 -1 52
AVERAGE 57 56 1 57
PRECIPITATION (IN)
TODAY 0.00 1.25 2010 0.08 -0.08 0.03
MONTH TO DATE T 1.83 -1.83 0.77
SINCE JUL 1 0.15 5.11 -4.96 4.28
SINCE OCT 1 0.15 4.93 -4.78 2.12
SINCE JAN 1 T 1.83 -1.83 0.77
DEGREE DAYS
HEATING
TODAY 8 9 -1 8
MONTH TO DATE 164 193 -29 260
SINCE DEC 1 360 497 -137 451
SINCE JUL 1 511 659 -148 544
COOLING
TODAY 0 0 0 0
MONTH TO DATE 1 0 1 0
SINCE DEC 1 6 2 4 2
SINCE JAN 1 1 0 1 0
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 10.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 15 12:00 AM
LOWEST 6 3:00 AM
AVERAGE 11
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 81 2013
MINIMUM TEMPERATURE (F) 45 36 2013
2018
2023
SUNRISE AND SUNSET
JANUARY 21 2025.......SUNRISE 6:54 AM PST SUNSET 5:10 PM PST
JANUARY 22 2025.......SUNRISE 6:53 AM PST SUNSET 5:11 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$