836
CDUS46 KSGX 212324
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
424 PM PDT MON APR 21 2025
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 21 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 79 1:16 PM 100 2009 77 2 84
MINIMUM 53 5:25 AM 42 2010 52 1 53
AVERAGE 66 64 2 69
PRECIPITATION (IN)
TODAY 0.00 0.24 2001 0.02 -0.02 0.00
MONTH TO DATE 0.01 0.59 -0.58 0.55
SINCE JUL 1 5.62 11.15 -5.53 19.64
SINCE OCT 1 5.62 10.97 -5.35 17.48
SINCE JAN 1 5.47 7.87 -2.40 16.13
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 67 79 -12 110
SINCE MAR 1 304 251 53 366
SINCE JUL 1 1062 1225 -163 1254
COOLING
TODAY 1 2 -1 4
MONTH TO DATE 43 32 11 20
SINCE MAR 1 56 55 1 20
SINCE JAN 1 75 68 7 20
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 4:00 AM
LOWEST 26 12:00 PM
AVERAGE 50
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 95 2017
MINIMUM TEMPERATURE (F) 52 42 2001
SUNRISE AND SUNSET
APRIL 21 2025.........SUNRISE 6:12 AM PDT SUNSET 7:27 PM PDT
APRIL 22 2025.........SUNRISE 6:11 AM PDT SUNSET 7:28 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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