177
CDUS46 KSGX 020919
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
219 AM PDT SAT MAY 02 2026
...............................
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 1 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 81 3:35 PM 94 2004 78 3 74
2014
MINIMUM 57 1:25 AM 42 1999 54 3 55
AVERAGE 69 66 3 65
PRECIPITATION (IN)
YESTERDAY 0.00 T 2012 0.02 -0.02 0.00
2025
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE JUL 1 11.99 11.34 0.65 5.87
SINCE OCT 1 11.87 11.16 0.71 5.87
SINCE JAN 1 4.85 8.06 -3.21 5.72
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 2 -2 0
SINCE MAR 1 56 279 -223 344
SINCE JUL 1 620 1253 -633 1102
COOLING
YESTERDAY 4 3 1 0
MONTH TO DATE 4 3 1 0
SINCE MAR 1 276 83 193 57
SINCE JAN 1 319 96 223 76
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 1:00 AM
LOWEST 38 4:00 PM
AVERAGE 64
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THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 101 2004
MINIMUM TEMPERATURE (F) 54 46 1999
SUNRISE AND SUNSET
MAY 2 2026...........SUNRISE 6:00 AM PDT SUNSET 7:35 PM PDT
MAY 3 2026...........SUNRISE 5:59 AM PDT SUNSET 7:36 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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