420
CDUS46 KSGX 200926
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
226 AM PDT MON APR 20 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 19 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 83 3:26 PM 96 2009 76 7 78
MINIMUM 59 11:53 PM 43 2003 51 8 44
AVERAGE 71 64 7 61
PRECIPITATION (IN)
YESTERDAY 0.00 T 2017 0.03 -0.03 0.00
2017
2018
MONTH TO DATE 0.55 0.55 0.00 0.01
SINCE JUL 1 11.90 11.11 0.79 5.62
SINCE OCT 1 11.78 10.93 0.85 5.62
SINCE JAN 1 4.76 7.83 -3.07 5.47
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 4
MONTH TO DATE 18 73 -55 67
SINCE MAR 1 36 245 -209 304
SINCE JUL 1 600 1219 -619 1062
COOLING
YESTERDAY 6 2 4 0
MONTH TO DATE 56 28 28 41
SINCE MAR 1 266 51 215 54
SINCE JAN 1 309 64 245 73
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 3:00 AM
LOWEST 23 1:00 PM
AVERAGE 46
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 100 2009
MINIMUM TEMPERATURE (F) 52 40 2002
SUNRISE AND SUNSET
APRIL 20 2026.........SUNRISE 6:13 AM PDT SUNSET 7:26 PM PDT
APRIL 21 2026.........SUNRISE 6:12 AM PDT SUNSET 7:27 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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