Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 230031
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
531 PM PDT FRI AUG 22 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 22 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 103 1:37 PM 104 1998 95 8 91
MINIMUM 75 6:17 AM 59 2002 65 10 64
AVERAGE 89 80 9 78
PRECIPITATION (IN)
TODAY 0.00 0.00 2004 0.00 0.00 0.00
2005
2006
MONTH TO DATE 0.00 0.02 -0.02 T
SINCE JUL 1 0.00 0.07 -0.07 T
SINCE OCT 1 6.22 11.53 -5.31 17.64
SINCE JAN 1 6.07 8.43 -2.36 16.29
DEGREE DAYS
HEATING
TODAY 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
TODAY 24 15 9 13
MONTH TO DATE 336 330 6 406
SINCE JUN 1 969 1022 -53 1211
SINCE JAN 1 1219 1236 -17 1272
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 54 6:00 AM
LOWEST 17 12:00 PM
AVERAGE 36
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 95 105 1998
MINIMUM TEMPERATURE (F) 65 58 2004
SUNRISE AND SUNSET
AUGUST 22 2025........SUNRISE 6:17 AM PDT SUNSET 7:29 PM PDT
AUGUST 23 2025........SUNRISE 6:18 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.
$$