633
CDUS46 KSGX 020021
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
521 PM PDT THU MAY 01 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 1 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 74 3:34 PM 94 2004 78 -4 76
2014
MINIMUM 55 5:08 AM 42 1999 54 1 57
AVERAGE 65 66 -1 67
PRECIPITATION (IN)
TODAY 0.00 T 2012 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE JUL 1 5.87 11.34 -5.47 19.65
SINCE OCT 1 5.87 11.16 -5.29 17.49
SINCE JAN 1 5.72 8.06 -2.34 16.14
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 0 2 -2 0
SINCE MAR 1 344 279 65 390
SINCE JUL 1 1102 1253 -151 1278
COOLING
TODAY 0 3 -3 2
MONTH TO DATE 0 3 -3 2
SINCE MAR 1 57 83 -26 27
SINCE JAN 1 76 96 -20 27
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 6.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 12:00 AM
LOWEST 51 1:00 PM
AVERAGE 69
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 101 2004
MINIMUM TEMPERATURE (F) 54 46 1999
SUNRISE AND SUNSET
MAY 1 2025...........SUNRISE 6:01 AM PDT SUNSET 7:35 PM PDT
MAY 2 2025...........SUNRISE 6:00 AM PDT SUNSET 7:35 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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