513  
CDUS45 KCYS 180741  
CLISNY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
138 AM MDT FRI SEP 18 2020  
 
   
...............................
 
 
   
..THE SIDNEY NE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1948 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 MM 99 2000 78 8 88  
MINIMUM 52 MM 28 1965 48 4 53  
AVERAGE 69 63 6 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.05 1990 0.04 -0.04 0.00  
MONTH TO DATE 0.22 0.81 -0.59 0.93  
SINCE JAN 1 5.69 15.97 -10.28 12.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 107 39 68 15  
SINCE SEP 1 107 39 68 15  
SINCE JUL 1 107 50 57 22  
 
COOLING  
YESTERDAY 4 2 2 6  
MONTH TO DATE 50 67 -17 87  
SINCE SEP 1 50 67 -17 87  
SINCE JAN 1 594 809 -215 590    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 10.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 700 AM  
LOWEST 16 100 PM  
AVERAGE 44  
   
......................................................
 
 
 
THE SIDNEY NE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 93 1998  
1948  
MINIMUM TEMPERATURE (F) 47 30 1987  
1949  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2020.....SUNRISE 636 AM MDT SUNSET 655 PM MDT  
SEPTEMBER 19 2020.....SUNRISE 637 AM MDT SUNSET 653 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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