147  
CXUS55 KCYS 020357  
CLMTOR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHEYENNE WY  
957 PM MDT WED OCT 01 2025  
   
...............................
 
 
...THE TORRINGTON WY AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1998 TO 2025  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 102 09/05/2020  
LOW 20 09/29/1999  
HIGHEST 92 09/11 MM MM 98  
LOWEST 37 09/06 MM MM 37  
AVG. MAXIMUM 81.6 79.0 2.6 87.1  
AVG. MINIMUM 48.5 45.4 3.1 50.0  
MEAN 65.1 62.2 2.9 68.6  
DAYS MAX >= 90 4 6.1 -2.1 14  
DAYS MAX <= 32 0 0.0 0.0 0  
DAYS MIN <= 32 0 1.3 -1.3 0  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 1.60 2023  
TOTALS 0.79 1.10 -0.31 0.26  
DAYS >= .01 6 6.4 -0.4 3  
DAYS >= .10 2 2.6 -0.6 1  
DAYS >= .50 1 0.6 0.4 0  
DAYS >= 1.00 0 0.2 -0.2 0  
GREATEST  
24 HR. TOTAL 0.57 09/17 TO 09/17 0.15 09/15 TO 09/15  
 
DEGREE DAYS  
HEATING TOTAL 51 144 -93 32  
SINCE 7/1 51 163 -112 MM  
COOLING TOTAL 62 60 2 145  
SINCE 1/1 806 724 82 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 7.7  
HIGHEST WIND SPEED/DIRECTION 32/190 DATE 09/11  
32/250 09/21  
HIGHEST GUST SPEED/DIRECTION 46/250 DATE 09/21  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.14  
NUMBER OF DAYS FAIR 26  
NUMBER OF DAYS PC 3  
NUMBER OF DAYS CLOUDY 1  
 
AVERAGE RH (PERCENT) 58  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 6 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 1  
LIGHT RAIN 8 FREEZING RAIN 0  
LT FREEZING RAIN 0 HAIL 0  
HEAVY SNOW 0 SNOW 0  
LIGHT SNOW 0 SLEET 0  
FOG 8 FOG W/VIS <= 1/4 MILE 0  
HAZE 13  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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