902  
CDUS46 KSGX 220926  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
226 AM PDT FRI AUG 22 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR AUGUST 21 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 103 1:01 PM 106 2020 97 6 100  
MINIMUM 66 5:48 AM 55 2007 63 3 58  
AVERAGE 85 80 5 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2001 0.00 0.00 0.00  
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 20 15 5 14  
MONTH TO DATE 272 310 -38 331  
SINCE JUN 1 827 966 -139 1042  
SINCE JAN 1 1006 1146 -140 1082    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 5:00 AM  
LOWEST 20 1:00 PM  
AVERAGE 45  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 97 103 1998  
2020  
MINIMUM TEMPERATURE (F) 63 55 2005  
 
SUNRISE AND SUNSET  
AUGUST 22 2025........SUNRISE 6:17 AM PDT SUNSET 7:29 PM PDT  
AUGUST 23 2025........SUNRISE 6:18 AM PDT SUNSET 7:27 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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