183  
CDUS45 KCYS 220729  
CLICYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
129 AM MDT SUN OCT 22 2017  
 
   
...............................
 
 
 
...THE CHEYENNE WYOMING AIRPORT CLIMATE SUMMARY FOR OCTOBER 21 2017...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 47 247 PM 78 2003 57 -10 71  
MINIMUM 35 657 AM 13 1911 33 2 37  
AVERAGE 41 45 -4 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.69 1914 0.03 -0.03 0.00  
MONTH TO DATE 1.11 0.69 0.42 0.27  
SINCE JAN 1 14.11 14.62 -0.51 13.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.2 1906 0.2 -0.2 0.0  
MONTH TO DATE 7.7 3.2 4.5 T  
SINCE JUL 1 7.7 4.5 3.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 20 4 11  
MONTH TO DATE 359 360 -1 280  
SINCE SEP 1 569 585 -16 438  
SINCE JUL 1 600 641 -41 492  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 56 22 34 32  
SINCE JAN 1 404 348 56 452    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 23.5  
 
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 1200 AM  
LOWEST 23 100 PM  
AVERAGE 37  
   
......................................................
 
 
 
THE CHEYENNE WYOMING AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 81 2003  
MINIMUM TEMPERATURE (F) 32 10 1935  
 
 
SUNRISE AND SUNSET  
OCTOBER 22 2017.......SUNRISE 719 AM MDT SUNSET 608 PM MDT  
OCTOBER 23 2017.......SUNRISE 720 AM MDT SUNSET 606 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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