407  
CDUS45 KBYZ 180934  
CLISHR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
334 AM MDT FRI SEP 18 2026  
   
...............................
 
 
   
..THE SHERIDAN WY CLIMATE SUMMARY FOR SEPTEMBER 17 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1907 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 340 PM 93 1920 75 -3 62  
MINIMUM 43 447 AM 24 1965 42 1 43  
AVERAGE 58 59 -1 53  
 
PRECIPITATION (IN)  
YESTERDAY T 0.60 1945 0.05 -0.05 0.02  
MONTH TO DATE 0.06 0.73 -0.67 0.12  
SINCE OCT 1 12.41 14.19 -1.78 16.48  
SINCE JAN 1 8.32 11.32 -3.00 14.69  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 7 0 12  
MONTH TO DATE 49 84 -35 66  
SINCE SEP 1 49 84 -35 66  
SINCE JUL 1 69 143 -74 89  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 36 29 7 23  
SINCE SEP 1 36 29 7 23  
SINCE JAN 1 587 435 152 393    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1100 PM  
LOWEST 35 100 PM  
AVERAGE 64  
   
......................................................
 
 
THE SHERIDAN WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1914  
1984  
2021  
MINIMUM TEMPERATURE (F) 42 15 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2026.....SUNRISE 650 AM MDT SUNSET 713 PM MDT  
SEPTEMBER 19 2026.....SUNRISE 652 AM MDT SUNSET 711 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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