520  
CDUS45 KCYS 310728  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
128 AM MDT WED MAY 31 2023  
   
...............................
 
 
   
..THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR MAY 30 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 246 PM 88 1966 70 8 58  
2002  
MINIMUM 46 356 AM 25 1883 45 1 45  
AVERAGE 62 58 4 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.06 1896 0.09 -0.09 0.00  
MONTH TO DATE 2.74 2.36 0.38 1.75  
SINCE MAR 1 4.75 5.11 -0.36 2.97  
SINCE JAN 1 6.94 5.98 0.96 4.25  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 1937 0.1 -0.1 0.0  
1990  
MONTH TO DATE T 3.4 -3.4 2.7  
SINCE MAR 1 16.0 24.4 -8.4 17.1  
SINCE JUL 1 62.8 62.9 -0.1 53.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 8 -5 13  
MONTH TO DATE 266 390 -124 372  
SINCE MAR 1 1985 1921 64 1970  
SINCE JUL 1 6962 6837 125 6369  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE MAR 1 0 0 0 3  
SINCE JAN 1 0 0 0 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 10.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 500 AM  
LOWEST 29 200 PM  
AVERAGE 56  
   
......................................................
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 87 2002  
2020  
MINIMUM TEMPERATURE (F) 45 30 1917  
 
SUNRISE AND SUNSET  
MAY 31 2023...........SUNRISE 530 AM MDT SUNSET 825 PM MDT  
JUNE 1 2023..........SUNRISE 529 AM MDT SUNSET 826 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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