210  
CDUS45 KBYZ 192240  
CLISHR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
440 PM MDT FRI SEP 19 2025  
   
...............................  
 
   
..THE SHERIDAN WY CLIMATE SUMMARY FOR SEPTEMBER 19 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1907 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 76 227 PM 95 1981 74 2 78  
MINIMUM 40 546 AM 24 1965 42 -2 46  
AVERAGE 58 58 0 62  
 
PRECIPITATION (IN)  
TODAY 0.00 1.30 1907 0.05 -0.05 0.00  
MONTH TO DATE 0.12 0.83 -0.71 0.39  
SINCE OCT 1 16.48 14.29 2.19 12.54  
SINCE JAN 1 14.69 11.42 3.27 8.89  
 
DEGREE DAYS  
HEATING  
TODAY 7 8 -1 3  
MONTH TO DATE 80 100 -20 23  
SINCE SEP 1 80 100 -20 23  
SINCE JUL 1 103 159 -56 62  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 23 31 -8 73  
SINCE SEP 1 23 31 -8 73  
SINCE JAN 1 393 437 -44 632    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 31 200 PM  
AVERAGE 66  
   
......................................................  
 
THE SHERIDAN WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 91 1920  
1933  
1938  
MINIMUM TEMPERATURE (F) 41 25 1983  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2025.....SUNRISE 652 AM MDT SUNSET 710 PM MDT  
SEPTEMBER 20 2025.....SUNRISE 653 AM MDT SUNSET 708 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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