102
CDUS46 KSGX 010940
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
240 AM PDT THU MAY 01 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 30 2025
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)
YESTERDAY
MAXIMUM 76 3:30 PM 98 2021 78 -2 80
MINIMUM 54 5:55 AM 45 2010 53 1 54
AVERAGE 65 66 -1 67
PRECIPITATION (IN)
YESTERDAY 0.00 0.01 2016 0.01 -0.01 0.00
MONTH TO DATE 0.26 0.76 -0.50 0.56
SINCE JUL 1 5.87 11.32 -5.45 19.65
SINCE OCT 1 5.87 11.14 -5.27 17.49
SINCE JAN 1 5.72 8.04 -2.32 16.14
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 107 104 3 134
SINCE MAR 1 344 276 68 390
SINCE JUL 1 1102 1250 -148 1278
COOLING
YESTERDAY 0 3 -3 2
MONTH TO DATE 44 57 -13 25
SINCE MAR 1 57 80 -23 25
SINCE JAN 1 76 93 -17 25
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 41 4:00 PM
AVERAGE 69
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 94 2004
2014
MINIMUM TEMPERATURE (F) 54 42 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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