218  
CXUS55 KCYS 091918  
CLACDR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1200 PM MST TUE JAN 9 2018  
   
...............................
 
 
   
..THE CHADRON NE AIRPORT CLIMATE SUMMARY FOR THE YEAR OF 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1895 TO 2018  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE  
NORMAL    
.........................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 112 07/15/2006  
LOW -44 02/07/1895  
HIGHEST 108 07/19 MM MM 108  
LOWEST -20 12/27 MM MM -26  
AVG. MAXIMUM 63.6 62.7 0.9 65.8  
AVG. MINIMUM 33.7 32.0 1.7 34.5  
MEAN 48.6 47.4 1.2 50.1  
DAYS MAX >= 90 54 43.1 55  
DAYS MAX <= 32 38 33.0 27  
DAYS MIN <= 32 170 183.6 171  
DAYS MIN <= 0 19 20.8 13  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 20.51 2009  
MINIMUM 6.38 2002  
TOTALS 17.93 18.05 -0.12 14.78  
DAYS >= .01 92 79.2 86  
DAYS >= .10 51 43.0 36  
DAYS >= .50 10 10.5 10  
DAYS >= 1.00 2 2.7 1  
GREATEST  
24 HR. TOTAL 1.63 07/27  
 
DEGREE_DAYS  
HEATING TOTAL 6626 7146 -520 6227  
SINCE 7/1 2722 2942 -220 2584  
COOLING TOTAL 776 712 64 883  
SINCE 1/1 776 712 64 883    
..........................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 8.6  
HIGHEST WIND SPEED/DIRECTION 51/260 DATE 05/14  
HIGHEST GUST SPEED/DIRECTION 72/260 DATE 05/14  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.30  
NUMBER OF DAYS FAIR 237  
NUMBER OF DAYS PC 91  
NUMBER OF DAYS CLOUDY 37  
 
AVERAGE RH (PERCENT) 61  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 17 RAIN 40  
LIGHT RAIN 102 FREEZING RAIN 0  
LT FREEZING RAIN 1 HAIL 0  
HEAVY SNOW 5 SNOW 10  
LIGHT SNOW 43 SLEET 0  
FOG 98 FOG W/VIS <= 1/4 MILE 14  
HAZE 40  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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