773  
CDUS46 KSGX 310936  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
236 AM PDT SAT MAY 31 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR MAY 30 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 100R 3:49 PM 94 2004 83 17 84  
MINIMUM 57 4:50 AM 47 1998 56 1 53  
AVERAGE 79 70 9 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2018 0.01 -0.01 0.00  
MONTH TO DATE 0.12 0.17 -0.05 0.05  
SINCE JUL 1 5.25 9.96 -4.71 20.96  
SINCE OCT 1 5.25 9.81 -4.56 18.21  
SINCE JAN 1 5.15 7.00 -1.85 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 23 29 -6 35  
SINCE MAR 1 384 331 53 426  
SINCE JUL 1 1335 1384 -49 1415  
 
COOLING  
YESTERDAY 14 5 9 4  
MONTH TO DATE 137 110 27 26  
SINCE MAR 1 158 167 -9 36  
SINCE JAN 1 166 176 -10 36    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 3:00 AM  
LOWEST 18 4:00 PM  
AVERAGE 53  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 2006  
MINIMUM TEMPERATURE (F) 56 49 2011  
 
SUNRISE AND SUNSET  
MAY 31 2025...........SUNRISE 5:41 AM PDT SUNSET 7:56 PM PDT  
JUNE 1 2025..........SUNRISE 5:40 AM PDT SUNSET 7:57 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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