450  
CDUS45 KBYZ 201040  
CLISHR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MST FRI DEC 20 2024  
   
...............................  
 
   
..THE SHERIDAN WY CLIMATE SUMMARY FOR DECEMBER 19 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1907 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 49 1230 AM 62 2004 36 13 61  
MINIMUM 18 1143 PM -25 1924 11 7 26  
AVERAGE 34 24 10 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 1925 0.01 -0.01 0.00  
MONTH TO DATE 0.04 0.33 -0.29 0.08  
SINCE OCT 1 1.77 2.66 -0.89 3.63  
SINCE JAN 1 10.66 14.72 -4.06 22.53  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 42 -11 21  
MONTH TO DATE 562 756 -194 565  
SINCE DEC 1 562 756 -194 565  
SINCE JUL 1 1956 2586 -630 2089  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 669 442 227 385    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.8  
 
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 71 1000 PM  
LOWEST 16 1200 AM  
AVERAGE 44  
   
......................................................  
 
THE SHERIDAN WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 60 2020  
2023  
MINIMUM TEMPERATURE (F) 11 -25 1990  
 
SUNRISE AND SUNSET  
DECEMBER 20 2024......SUNRISE 742 AM MST SUNSET 430 PM MST  
DECEMBER 21 2024......SUNRISE 742 AM MST SUNSET 430 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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