690
CDUS46 KSGX 041027
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
227 AM PST WED FEB 04 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 3 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 85R 12:46 PM 84 2006 68 17 80
2009
2018
MINIMUM 48 5:47 AM 31 2002 45 3 50
AVERAGE 67 56 11 65
PRECIPITATION (IN)
YESTERDAY 0.00 0.42 2008 0.09 -0.09 0.00
MONTH TO DATE 0.00 0.25 -0.25 0.00
SINCE JUL 1 8.16 6.10 2.06 0.84
SINCE OCT 1 8.04 5.92 2.12 0.84
SINCE JAN 1 1.02 2.82 -1.80 0.69
DEGREE DAYS
HEATING
YESTERDAY 0 9 -9 0
MONTH TO DATE 2 27 -25 9
SINCE DEC 1 313 611 -298 473
SINCE JUL 1 424 773 -349 624
COOLING
YESTERDAY 2 0 2 0
MONTH TO DATE 4 0 4 0
SINCE DEC 1 17 7 10 6
SINCE JAN 1 8 5 3 1
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (300)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 2.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 6:00 AM
LOWEST 15 3:00 PM
AVERAGE 46
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 86 2001
2018
MINIMUM TEMPERATURE (F) 45 34 2011
SUNRISE AND SUNSET
FEBRUARY 4 2026......SUNRISE 6:45 AM PST SUNSET 5:24 PM PST
FEBRUARY 5 2026......SUNRISE 6:44 AM PST SUNSET 5:25 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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