510  
CDUS46 KSGX 120022  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
522 PM PDT SAT MAY 11 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 11 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81 2:17 PM 97 2013 79 2 73  
MINIMUM 57 2:03 AM 46 2022 55 2 53  
AVERAGE 69 67 2 63  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2018 0.01 -0.01 0.00  
2019  
2022  
MONTH TO DATE 0.15 0.15 0.00 0.78  
SINCE JUL 1 19.80 11.47 8.33 23.78  
SINCE OCT 1 17.64 11.29 6.35 23.48  
SINCE JAN 1 16.29 8.19 8.10 18.24  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 2  
MONTH TO DATE 16 20 -4 62  
SINCE MAR 1 406 297 109 536  
SINCE JUL 1 1294 1271 23 1897  
 
COOLING  
TODAY 4 4 0 0  
MONTH TO DATE 13 34 -21 0  
SINCE MAR 1 38 114 -76 49  
SINCE JAN 1 38 127 -89 49    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 1:00 AM  
LOWEST 34 2:00 PM  
AVERAGE 57  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 103 2013  
MINIMUM TEMPERATURE (F) 55 47 2000  
 
SUNRISE AND SUNSET  
MAY 11 2024...........SUNRISE 5:52 AM PDT SUNSET 7:43 PM PDT  
MAY 12 2024...........SUNRISE 5:51 AM PDT SUNSET 7:43 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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