907  
CDUS46 KSGX 190955  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
255 AM PDT TUE AUG 19 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR AUGUST 18 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 94 1:36 PM 114 2020 97 -3 95  
MINIMUM 58 5:36 AM 57 1999 63 -5 59  
2005  
2009  
AVERAGE 76 80 -4 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2001 0.00 0.00 0.00  
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 11 15 -4 12  
MONTH TO DATE 224 265 -41 286  
SINCE JUN 1 779 921 -142 997  
SINCE JAN 1 958 1101 -143 1037    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 28 3:00 PM  
AVERAGE 63  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 97 109 2020  
MINIMUM TEMPERATURE (F) 63 55 1998  
1999  
2005  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 6:15 AM PDT SUNSET 7:32 PM PDT  
AUGUST 20 2025........SUNRISE 6:16 AM PDT SUNSET 7:31 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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