397  
CDUS45 KBYZ 210953  
CLISHR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
353 AM MDT THU SEP 21 2023  
   
...............................
 
 
   
..THE SHERIDAN WY CLIMATE SUMMARY FOR SEPTEMBER 20 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1907 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 343 PM 91 1920 74 -2 63  
1933  
1938  
MINIMUM 50 1104 PM 25 1983 41 9 48  
AVERAGE 61 57 4 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.97 1951 0.06 -0.06 0.00  
MONTH TO DATE 1.59 0.89 0.70 2.14  
SINCE OCT 1 20.82 14.35 6.47 15.93  
SINCE JAN 1 17.64 11.48 6.16 12.20  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 8 -4 9  
MONTH TO DATE 31 108 -77 54  
SINCE SEP 1 31 108 -77 54  
SINCE JUL 1 66 167 -101 58  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 35 32 3 91  
SINCE SEP 1 35 32 3 91  
SINCE JAN 1 385 438 -53 700    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 900 PM  
LOWEST 32 200 PM  
AVERAGE 53  
   
......................................................
 
 
THE SHERIDAN WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1938  
MINIMUM TEMPERATURE (F) 41 23 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2023.....SUNRISE 654 AM MDT SUNSET 707 PM MDT  
SEPTEMBER 22 2023.....SUNRISE 655 AM MDT SUNSET 706 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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