Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 010930
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
230 AM PDT FRI AUG 01 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JULY 31 2025...
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)
YESTERDAY
MAXIMUM 94 2:58 PM 105 2020 95 -1 94
MINIMUM 64 5:20 AM 59 2010 65 -1 64
2013
AVERAGE 79 80 -1 79
PRECIPITATION (IN)
YESTERDAY 0.00 0.34 2011 0.00 0.00 0.00
MONTH TO DATE 0.00 0.05 -0.05 0.00
SINCE JUL 1 0.00 0.05 -0.05 0.00
SINCE OCT 1 6.22 11.51 -5.29 17.64
SINCE JAN 1 6.07 8.41 -2.34 16.29
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 4 -4 2
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 14 15 -1 14
MONTH TO DATE 345 442 -97 520
SINCE JUN 1 633 692 -59 805
SINCE JAN 1 883 906 -23 866
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 6.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 5:00 AM
LOWEST 21 1:00 PM
AVERAGE 49
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 104 2017
MINIMUM TEMPERATURE (F) 65 58 2010
SUNRISE AND SUNSET
AUGUST 1 2025........SUNRISE 6:02 AM PDT SUNSET 7:51 PM PDT
AUGUST 2 2025........SUNRISE 6:03 AM PDT SUNSET 7:50 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$