886  
CDUS46 KSGX 230938  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
138 AM PST TUE JAN 23 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 22 2024  
 
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)  
YESTERDAY  
MAXIMUM 59 1:15 PM 81 2013 68 -9 60  
MINIMUM 52 9:46 PM 36 2013 45 7 36  
2018  
2023  
AVERAGE 56 56 0 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.85 1.91 2017 0.08 0.77 0.00  
MONTH TO DATE 1.62 1.91 -0.29 5.82  
SINCE JUL 1 5.13 5.19 -0.06 11.36  
SINCE OCT 1 2.97 5.01 -2.04 11.06  
SINCE JAN 1 1.62 1.91 -0.29 5.82  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 9 0 17  
MONTH TO DATE 269 202 67 296  
SINCE DEC 1 460 506 -46 647  
SINCE JUL 1 553 668 -115 873  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 2 2 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 8:00 AM  
LOWEST 62 12:00 PM  
AVERAGE 76  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 80 2013  
2014  
MINIMUM TEMPERATURE (F) 45 36 2002  
 
SUNRISE AND SUNSET  
JANUARY 23 2024.......SUNRISE 6:53 AM PST SUNSET 5:12 PM PST  
JANUARY 24 2024.......SUNRISE 6:53 AM PST SUNSET 5:13 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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