439
CDUS46 KSGX 030030
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
530 PM PDT FRI MAY 02 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 2 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 75 3:54 PM 101 2004 78 -3 76
MINIMUM 56 6:10 AM 46 1999 54 2 52
AVERAGE 66 66 0 64
PRECIPITATION (IN)
TODAY 0.00 0.06 2003 0.01 -0.01 0.00
MONTH TO DATE 0.00 0.03 -0.03 0.00
SINCE JUL 1 5.87 11.35 -5.48 19.65
SINCE OCT 1 5.87 11.17 -5.30 17.49
SINCE JAN 1 5.72 8.07 -2.35 16.14
DEGREE DAYS
HEATING
TODAY 0 2 -2 1
MONTH TO DATE 0 4 -4 1
SINCE MAR 1 344 281 63 391
SINCE JUL 1 1102 1255 -153 1279
COOLING
TODAY 1 3 -2 0
MONTH TO DATE 1 6 -5 2
SINCE MAR 1 58 86 -28 27
SINCE JAN 1 77 99 -22 27
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 5.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 3:00 AM
LOWEST 46 3:00 PM
AVERAGE 65
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 103 1970
2004
MINIMUM TEMPERATURE (F) 54 48 2023
SUNRISE AND SUNSET
MAY 2 2025...........SUNRISE 6:00 AM PDT SUNSET 7:35 PM PDT
MAY 3 2025...........SUNRISE 5:59 AM PDT SUNSET 7:36 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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