346  
CDUS46 KSGX 062323  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
423 PM PDT SUN APR 06 2025  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 6 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 82 2:46 PM 98 2016 74 8 65  
MINIMUM 48 5:00 AM 40 2023 50 -2 41  
AVERAGE 65 62 3 53  
 
PRECIPITATION (IN)  
TODAY 0.00 1.66 2020 0.03 -0.03 0.00  
MONTH TO DATE T 0.19 -0.19 0.12  
SINCE JUL 1 5.61 10.75 -5.14 19.21  
SINCE OCT 1 5.61 10.57 -4.96 17.05  
SINCE JAN 1 5.46 7.47 -2.01 15.70  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 12  
MONTH TO DATE 30 24 6 49  
SINCE MAR 1 267 196 71 305  
SINCE JUL 1 1025 1170 -145 1193  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 4 6 -2 0  
SINCE MAR 1 17 29 -12 0  
SINCE JAN 1 36 42 -6 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 46 6:00 AM  
LOWEST 12 3:00 PM  
AVERAGE 29  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 96 2022  
MINIMUM TEMPERATURE (F) 50 42 1999  
 
SUNRISE AND SUNSET  
APRIL 6 2025.........SUNRISE 6:31 AM PDT SUNSET 7:15 PM PDT  
APRIL 7 2025.........SUNRISE 6:29 AM PDT SUNSET 7:16 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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