281  
CDUS46 KSGX 250923  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
223 AM PDT SUN MAY 25 2025  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR MAY 24 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 78 1:45 PM 97 2021 82 -4 71  
MINIMUM 56 11:59 PM 45 2019 56 0 53  
AVERAGE 67 69 -2 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2008 0.00 0.00 0.00  
MONTH TO DATE 0.12 0.15 -0.03 0.05  
SINCE JUL 1 5.25 9.94 -4.69 20.96  
SINCE OCT 1 5.25 9.79 -4.54 18.21  
SINCE JAN 1 5.15 6.98 -1.83 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 3  
MONTH TO DATE 23 29 -6 32  
SINCE MAR 1 384 331 53 423  
SINCE JUL 1 1335 1384 -49 1412  
 
COOLING  
YESTERDAY 2 4 -2 0  
MONTH TO DATE 99 81 18 16  
SINCE MAR 1 120 138 -18 26  
SINCE JAN 1 128 147 -19 26    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 11:00 PM  
LOWEST 40 1:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 93 2021  
MINIMUM TEMPERATURE (F) 56 45 2008  
2010  
 
SUNRISE AND SUNSET  
MAY 25 2025...........SUNRISE 5:43 AM PDT SUNSET 7:52 PM PDT  
MAY 26 2025...........SUNRISE 5:43 AM PDT SUNSET 7:53 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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