384
CDUS46 KSGX 290919
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
219 AM PDT SAT AUG 29 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 28 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 104 1:36 PM 110 2017 95 9 88
MINIMUM 77 5:13 AM 59 2010 65 12 72
AVERAGE 91 80 11 80
PRECIPITATION (IN)
YESTERDAY 0.00 T 2012 0.00 0.00 0.00
MONTH TO DATE 0.00 0.03 -0.03 T
SINCE JUL 1 T 0.08 -0.08 T
SINCE OCT 1 12.08 11.54 0.54 6.22
SINCE JAN 1 5.06 8.44 -3.38 6.07
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 4 -4 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 26 15 11 15
MONTH TO DATE 557 420 137 448
SINCE JUN 1 1325 1112 213 1081
SINCE JAN 1 1755 1326 429 1331
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 3:00 AM
LOWEST 25 12:00 PM
AVERAGE 49
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 108 2009
2017
MINIMUM TEMPERATURE (F) 65 59 2010
SUNRISE AND SUNSET
AUGUST 29 2026........SUNRISE 6:22 AM PDT SUNSET 7:20 PM PDT
AUGUST 30 2026........SUNRISE 6:23 AM PDT SUNSET 7:19 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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