825  
CDUS46 KSGX 210917  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
217 AM PDT SUN MAY 21 2023  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR MAY 20 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 87 12:17 PM 99 2017 82 5 70  
MINIMUM 61 5:54 AM 48 2019 55 6 57  
AVERAGE 74 68 6 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.04 2002 0.00 0.00 0.00  
MONTH TO DATE 0.74 0.13 0.61 0.00  
SINCE JUL 1 22.14 9.92 12.22 4.28  
SINCE OCT 1 21.88 9.77 12.11 4.11  
SINCE JAN 1 17.55 6.96 10.59 0.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 1  
MONTH TO DATE 49 26 23 18  
SINCE MAR 1 517 328 189 195  
SINCE JUL 1 1870 1381 489 1132  
 
COOLING  
YESTERDAY 9 4 5 0  
MONTH TO DATE 43 65 -22 72  
SINCE MAR 1 68 122 -54 177  
SINCE JAN 1 68 131 -63 188    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 11:00 PM  
LOWEST 43 1:00 PM  
AVERAGE 64  
   
......................................................
 
 
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 2023...........SUNRISE 5:45 AM PDT SUNSET 7:49 PM PDT  
MAY 22 2023...........SUNRISE 5:45 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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