459
CDUS46 KSGX 281051
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
251 AM PST SAT FEB 28 2026
...............................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 27 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 91R 4:15 PM 91 2026 69 22 85
MINIMUM 58 3:32 AM 32 2011 47 11 58
AVERAGE 75 58 17 72
PRECIPITATION (IN)
YESTERDAY 0.00 1.39 2010 0.11 -0.11 0.00
MONTH TO DATE 2.94 2.97 -0.03 3.08
SINCE JUL 1 11.10 8.82 2.28 3.92
SINCE OCT 1 10.98 8.64 2.34 3.92
SINCE JAN 1 3.96 5.54 -1.58 3.77
DEGREE DAYS
HEATING
YESTERDAY 0 7 -7 0
MONTH TO DATE 142 222 -80 143
SINCE DEC 1 453 806 -353 607
SINCE JUL 1 564 968 -404 758
COOLING
YESTERDAY 10 0 10 7
MONTH TO DATE 29 0 29 18
SINCE DEC 1 42 7 35 24
SINCE JAN 1 33 5 28 19
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WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 2.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 70 1:00 AM
LOWEST 20 4:00 PM
AVERAGE 45
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 84 2020
MINIMUM TEMPERATURE (F) 48 37 2019
SUNRISE AND SUNSET
FEBRUARY 28 2026......SUNRISE 6:20 AM PST SUNSET 5:46 PM PST
MARCH 1 2026.........SUNRISE 6:19 AM PST SUNSET 5:47 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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