478
CDUS46 KSGX 260919
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
219 AM PDT SUN APR 26 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 25 2026
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)
YESTERDAY
MAXIMUM 70 11:58 AM 96 2004 77 -7 65
MINIMUM 54 11:59 PM 49 2010 53 1 53
2016
AVERAGE 62 65 -3 59
PRECIPITATION (IN)
YESTERDAY 0.07 0.45 2014 0.02 0.05 0.00
MONTH TO DATE 0.62 0.68 -0.06 0.01
SINCE JUL 1 11.97 11.24 0.73 5.62
SINCE OCT 1 11.85 11.06 0.79 5.62
SINCE JAN 1 4.83 7.96 -3.13 5.47
DEGREE DAYS
HEATING
YESTERDAY 3 3 0 6
MONTH TO DATE 26 91 -65 83
SINCE MAR 1 44 263 -219 320
SINCE JUL 1 608 1237 -629 1078
COOLING
YESTERDAY 0 3 -3 0
MONTH TO DATE 60 42 18 43
SINCE MAR 1 270 65 205 56
SINCE JAN 1 313 78 235 75
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 10:00 PM
LOWEST 44 12:00 PM
AVERAGE 69
......................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 101 2004
MINIMUM TEMPERATURE (F) 53 46 2009
SUNRISE AND SUNSET
APRIL 26 2026.........SUNRISE 6:06 AM PDT SUNSET 7:31 PM PDT
APRIL 27 2026.........SUNRISE 6:05 AM PDT SUNSET 7:31 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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