111  
CDUS46 KSGX 120925  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PDT WED MAR 12 2025  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MARCH 11 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 60 11:51 AM 94 2007 71 -11 65  
MINIMUM 50 11:38 PM 37 2010 49 1 44  
AVERAGE 55 60 -5 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.32 2016 0.07 -0.03 0.00  
MONTH TO DATE 0.69 0.81 -0.12 1.49  
SINCE JUL 1 4.61 9.73 -5.12 17.09  
SINCE OCT 1 4.61 9.55 -4.94 14.93  
SINCE JAN 1 4.46 6.45 -1.99 13.58  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 6 4 10  
MONTH TO DATE 112 69 43 102  
SINCE MAR 1 112 69 43 102  
SINCE JUL 1 870 1043 -173 990  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 0  
SINCE MAR 1 0 6 -6 0  
SINCE JAN 1 19 19 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 11:00 PM  
LOWEST 42 11:00 AM  
AVERAGE 66  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 93 2007  
MINIMUM TEMPERATURE (F) 49 33 2006  
 
SUNRISE AND SUNSET  
MARCH 12 2025.........SUNRISE 7:04 AM PDT SUNSET 6:56 PM PDT  
MARCH 13 2025.........SUNRISE 7:03 AM PDT SUNSET 6:57 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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