423  
CDUS46 KSGX 160932  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
232 AM PDT SAT AUG 16 2025  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR AUGUST 15 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 87 1:48 PM 113 2020 97 -10 97  
MINIMUM 61 11:59 PM 51 2010 63 -2 61  
AVERAGE 74 80 -6 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2000 0.00 0.00 0.00  
2002  
2005  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 T 0.09 -0.09 0.00  
SINCE OCT 1 5.25 9.92 -4.67 18.21  
SINCE JAN 1 5.15 7.11 -1.96 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 2 -2 2  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 9 15 -6 14  
MONTH TO DATE 193 220 -27 247  
SINCE JUN 1 748 876 -128 958  
SINCE JAN 1 927 1056 -129 998    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 12:00 AM  
LOWEST 37 1:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 97 109 2015  
MINIMUM TEMPERATURE (F) 63 53 1999  
 
SUNRISE AND SUNSET  
AUGUST 16 2025........SUNRISE 6:13 AM PDT SUNSET 7:36 PM PDT  
AUGUST 17 2025........SUNRISE 6:14 AM PDT SUNSET 7:35 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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