597
CDUS46 KSGX 010024
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
524 PM PDT TUE MAR 31 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MARCH 31 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 70 2:37 PM 93 2011 74 -4 69
MINIMUM 60 1:48 AM 41 2023 49 11 53
AVERAGE 65 62 3 61
PRECIPITATION (IN)
TODAY 0.00 0.33 2024 0.04 -0.04 0.02
MONTH TO DATE 0.00 1.64 -1.64 1.69
SINCE JUL 1 11.10 10.56 0.54 5.61
SINCE OCT 1 10.98 10.38 0.60 5.61
SINCE JAN 1 3.96 7.28 -3.32 5.46
DEGREE DAYS
HEATING
TODAY 0 4 -4 4
MONTH TO DATE 18 170 -152 237
SINCE MAR 1 18 170 -152 237
SINCE JUL 1 582 1144 -562 995
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 210 23 187 13
SINCE MAR 1 210 23 187 13
SINCE JAN 1 253 36 217 32
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 3:00 AM
LOWEST 57 1:00 PM
AVERAGE 72
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 2011
MINIMUM TEMPERATURE (F) 50 39 1999
SUNRISE AND SUNSET
MARCH 31 2026.........SUNRISE 6:39 AM PDT SUNSET 7:11 PM PDT
APRIL 1 2026.........SUNRISE 6:38 AM PDT SUNSET 7:11 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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