726  
CDUS46 KSGX 260940  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
240 AM PDT WED MAR 26 2025  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MARCH 25 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 85 11:59 AM 89 2022 73 12 65  
MINIMUM 54 11:57 PM 40 2023 49 5 40  
2024  
AVERAGE 70 61 9 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.77 2012 0.04 -0.04 0.00  
MONTH TO DATE 1.67 1.40 0.27 1.74  
SINCE JUL 1 5.59 10.32 -4.73 17.34  
SINCE OCT 1 5.59 10.14 -4.55 15.18  
SINCE JAN 1 5.44 7.04 -1.60 13.83  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 12  
MONTH TO DATE 205 145 60 197  
SINCE MAR 1 205 145 60 197  
SINCE JUL 1 963 1119 -156 1085  
 
COOLING  
YESTERDAY 5 1 4 0  
MONTH TO DATE 13 20 -7 0  
SINCE MAR 1 13 20 -7 0  
SINCE JAN 1 32 33 -1 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 30 12:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 93 2015  
MINIMUM TEMPERATURE (F) 49 40 2023  
 
SUNRISE AND SUNSET  
MARCH 26 2025.........SUNRISE 6:45 AM PDT SUNSET 7:07 PM PDT  
MARCH 27 2025.........SUNRISE 6:44 AM PDT SUNSET 7:08 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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