299  
CDUS46 KSGX 310931  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
231 AM PDT MON JUL 31 2023  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR JULY 30 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 97 3:01 PM 105 2020 95 2 98  
MINIMUM 67 5:07 AM 54 1999 64 3 67  
AVERAGE 82 79 3 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 1999 0.01 -0.01 0.00  
2001  
2006  
MONTH TO DATE 0.00 0.08 -0.08 0.00  
SINCE JUL 1 0.00 0.08 -0.08 0.00  
SINCE OCT 1 21.89 9.91 11.98 4.11  
SINCE JAN 1 17.56 7.10 10.46 0.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 6 2 4 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 14 3 18  
MONTH TO DATE 453 397 56 428  
SINCE JUN 1 544 641 -97 809  
SINCE JAN 1 626 821 -195 1042    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 6:00 AM  
LOWEST 34 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 108 2020  
MINIMUM TEMPERATURE (F) 64 56 1998  
1999  
 
SUNRISE AND SUNSET  
JULY 31 2023..........SUNRISE 6:01 AM PDT SUNSET 7:52 PM PDT  
AUGUST 1 2023........SUNRISE 6:02 AM PDT SUNSET 7:51 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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