394  
CDUS46 KSGX 150930  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
230 AM PDT THU MAY 15 2025  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR MAY 14 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 77 1:52 PM 101 2022 81 -4 78  
MINIMUM 52 5:34 AM 45 2000 54 -2 56  
2001  
2008  
AVERAGE 65 68 -3 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.28 2015 0.01 -0.01 0.00  
MONTH TO DATE 0.12 0.10 0.02 0.05  
SINCE JUL 1 5.25 9.89 -4.64 20.96  
SINCE OCT 1 5.25 9.74 -4.49 18.21  
SINCE JAN 1 5.15 6.93 -1.78 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 21 20 1 20  
SINCE MAR 1 382 322 60 411  
SINCE JUL 1 1333 1375 -42 1400  
 
COOLING  
YESTERDAY 0 3 -3 2  
MONTH TO DATE 56 41 15 15  
SINCE MAR 1 77 98 -21 25  
SINCE JAN 1 85 107 -22 25    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 11:00 PM  
LOWEST 37 1:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 104 2014  
MINIMUM TEMPERATURE (F) 54 45 2012  
 
SUNRISE AND SUNSET  
MAY 15 2025...........SUNRISE 5:49 AM PDT SUNSET 7:45 PM PDT  
MAY 16 2025...........SUNRISE 5:48 AM PDT SUNSET 7:46 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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