247  
CDUS45 KCYS 312127  
CLIAIA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
327 PM MDT SUN MAY 31 2020  
 
   
...............................
 
 
   
..THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR MAY 31 2020
 
 
VALID AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 86 159 PM 95 1940 75 11 79  
MINIMUM 52 237 AM 30 1917 45 7 41  
AVERAGE 69 60 9 60  
 
PRECIPITATION (IN)  
TODAY 0.00 1.30 1996 0.13 -0.13 0.00  
MONTH TO DATE 2.95 2.65 0.30 4.77  
SINCE JAN 1 4.29 5.51 -1.22 7.65  
 
DEGREE DAYS  
HEATING  
TODAY 0 6 -6 5  
MONTH TO DATE 334 327 7 519  
SINCE MAR 1 1911 1811 100 2262  
SINCE JUL 1 7240 7215 25 7327  
 
COOLING  
TODAY 4 1 3 0  
MONTH TO DATE 4 10 -6 0  
SINCE MAR 1 4 10 -6 0  
SINCE JAN 1 4 10 -6 0    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 10.9  
 
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 44 200 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE ALLIANCE NE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 98 1940  
MINIMUM TEMPERATURE (F) 45 28 1903  
 
 
SUNRISE AND SUNSET  
MAY 31 2020...........SUNRISE 518 AM MDT SUNSET 820 PM MDT  
JUNE 1 2020..........SUNRISE 518 AM MDT SUNSET 821 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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