871
CDUS46 KSGX 190925
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
225 AM PDT THU MAR 19 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MARCH 18 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 97R 3:22 PM 86 2009 72 25 65
MINIMUM 64 5:32 AM 39 2012 49 15 43
AVERAGE 81 60 21 54
PRECIPITATION (IN)
YESTERDAY 0.00 0.17 2012 0.04 -0.04 0.00
MONTH TO DATE 0.00 1.12 -1.12 1.67
SINCE JUL 1 11.10 10.04 1.06 5.59
SINCE OCT 1 10.98 9.86 1.12 5.59
SINCE JAN 1 3.96 6.76 -2.80 5.44
DEGREE DAYS
HEATING
YESTERDAY 0 5 -5 11
MONTH TO DATE 18 110 -92 194
SINCE MAR 1 18 110 -92 194
SINCE JUL 1 582 1084 -502 952
COOLING
YESTERDAY 16 1 15 0
MONTH TO DATE 88 13 75 0
SINCE MAR 1 88 13 75 0
SINCE JAN 1 131 26 105 19
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 4.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 47 4:00 AM
LOWEST 14 1:00 PM
AVERAGE 31
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 87 2001
MINIMUM TEMPERATURE (F) 49 38 2006
SUNRISE AND SUNSET
MARCH 19 2026.........SUNRISE 6:55 AM PDT SUNSET 7:01 PM PDT
MARCH 20 2026.........SUNRISE 6:54 AM PDT SUNSET 7:02 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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