082  
CDUS46 KSGX 210928  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
228 AM PDT WED MAY 21 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR MAY 20 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 93 2:37 PM 99 2017 82 11 73  
MINIMUM 55 4:49 AM 48 2019 55 0 55  
AVERAGE 74 68 6 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.04 2002 0.00 0.00 0.00  
MONTH TO DATE 0.12 0.13 -0.01 0.05  
SINCE JUL 1 5.25 9.92 -4.67 20.96  
SINCE OCT 1 5.25 9.77 -4.52 18.21  
SINCE JAN 1 5.15 6.96 -1.81 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 23 26 -3 27  
SINCE MAR 1 384 328 56 418  
SINCE JUL 1 1335 1381 -46 1407  
 
COOLING  
YESTERDAY 9 4 5 0  
MONTH TO DATE 74 65 9 15  
SINCE MAR 1 95 122 -27 25  
SINCE JAN 1 103 131 -28 25    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)  
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 87 4:00 AM  
LOWEST 18 3:00 PM  
AVERAGE 53  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 100 2000  
MINIMUM TEMPERATURE (F) 55 45 2002  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 5:45 AM PDT SUNSET 7:50 PM PDT  
MAY 22 2025...........SUNRISE 5:44 AM PDT SUNSET 7:50 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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