Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KSGX 180926
CLIONT
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN DIEGO, CA
226 AM PDT FRI APR 18 2025
...................................
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 17 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 59 9:43 AM 92 1999 76 -17 83
MINIMUM 53 4:08 AM 43 2013 51 2 55
AVERAGE 56 64 -8 69
PRECIPITATION (IN)
YESTERDAY T 0.16 2004 0.03 -0.03 0.00
MONTH TO DATE T 0.50 -0.50 0.55
SINCE JUL 1 5.61 11.06 -5.45 19.64
SINCE OCT 1 5.61 10.88 -5.27 17.48
SINCE JAN 1 5.46 7.78 -2.32 16.13
DEGREE DAYS
HEATING
YESTERDAY 9 3 6 0
MONTH TO DATE 53 67 -14 107
SINCE MAR 1 290 239 51 363
SINCE JUL 1 1048 1213 -165 1251
COOLING
YESTERDAY 0 2 -2 4
MONTH TO DATE 41 24 17 15
SINCE MAR 1 54 47 7 15
SINCE JAN 1 73 60 13 15
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 7.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 12:00 PM
LOWEST 57 5:00 PM
AVERAGE 70
..........................................................
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 93 2019
MINIMUM TEMPERATURE (F) 51 45 2006
SUNRISE AND SUNSET
APRIL 18 2025.........SUNRISE 6:15 AM PDT SUNSET 7:25 PM PDT
APRIL 19 2025.........SUNRISE 6:14 AM PDT SUNSET 7:25 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$