134
CDUS46 KSGX 300918
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
218 AM PDT SUN AUG 30 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 29 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 100 1:59 PM 108 2009 95 5 96
2017
MINIMUM 76 5:58 AM 59 2010 65 11 70
AVERAGE 88 80 8 83
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2000 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 23 15 8 18
MONTH TO DATE 580 435 145 466
SINCE JUN 1 1348 1127 221 1099
SINCE JAN 1 1778 1341 437 1349
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WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 6.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 6:00 AM
LOWEST 25 3:00 PM
AVERAGE 47
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 109 1998
MINIMUM TEMPERATURE (F) 65 57 2010
SUNRISE AND SUNSET
AUGUST 30 2026........SUNRISE 6:23 AM PDT SUNSET 7:19 PM PDT
AUGUST 31 2026........SUNRISE 6:23 AM PDT SUNSET 7:17 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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