144  
CDUS46 KSGX 010849  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
1249 AM PST FRI DEC 01 2023  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 30 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 3:49 PM 88 2021 70 -8 70  
MINIMUM 52 6:29 AM 32 2010 45 7 43  
AVERAGE 57 57 0 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.05 1.61 2007 0.04 0.01 0.00  
MONTH TO DATE 0.37 0.80 -0.43 2.09  
SINCE JUL 1 2.53 1.39 1.14 2.69  
SINCE OCT 1 0.37 1.21 -0.84 2.39  
SINCE JAN 1 20.97 9.75 11.22 4.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 8 0 8  
MONTH TO DATE 88 135 -47 219  
SINCE SEP 1 93 162 -69 226  
SINCE JUL 1 93 162 -69 226  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 23 40 -17 0  
SINCE SEP 1 505 594 -89 679  
SINCE JAN 1 1693 1967 -274 2301    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 PM  
LOWEST 56 1:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 87 2021  
MINIMUM TEMPERATURE (F) 45 32 2004  
 
SUNRISE AND SUNSET  
DECEMBER 1 2023......SUNRISE 6:38 AM PST SUNSET 4:41 PM PST  
DECEMBER 2 2023......SUNRISE 6:39 AM PST SUNSET 4:41 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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