548  
CDUS45 KBYZ 151034  
CLISHR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
334 AM MST MON DEC 15 2025  
   
...............................  
 
   
..THE SHERIDAN WY CLIMATE SUMMARY FOR DECEMBER 14 2025  
 
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)  
YESTERDAY  
MAXIMUM 47 405 PM 66 1924 36 11 41  
MINIMUM 5 229 AM -17 1926 12 -7 19  
AVERAGE 26 24 2 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 1989 0.02 -0.02 0.00  
MONTH TO DATE 1.08 0.25 0.83 0.04  
SINCE OCT 1 3.79 2.58 1.21 1.77  
SINCE JAN 1 18.48 14.64 3.84 10.66  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 41 -2 35  
MONTH TO DATE 497 550 -53 405  
SINCE DEC 1 497 550 -53 405  
SINCE JUL 1 1950 2380 -430 1799  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 396 442 -46 669    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 2.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 95 400 AM  
LOWEST 49 400 PM  
AVERAGE 72  
   
......................................................  
 
THE SHERIDAN WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 2006  
MINIMUM TEMPERATURE (F) 12 -19 1964  
 
SUNRISE AND SUNSET  
DECEMBER 15 2025......SUNRISE 739 AM MST SUNSET 428 PM MST  
DECEMBER 16 2025......SUNRISE 739 AM MST SUNSET 428 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MT Page
The Nexlab WY Page
Main Text Page