177  
CDUS45 KBYZ 312321  
CLISHR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
421 PM MST MON DEC 31 2018  
 
   
...............................
 
 
   
..THE SHERIDAN WY CLIMATE SUMMARY FOR DECEMBER 31 2018
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1907 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 16 1213 AM 56 1996 35 -19 0  
MINIMUM 5 359 PM -32 1927 10 -5 -18  
1923  
AVERAGE 11 23 -12 -9  
 
PRECIPITATION (IN)  
TODAY 0.08 0.30 1910 0.02 0.06 T  
MONTH TO DATE 0.32 0.56 -0.24 1.11  
SINCE OCT 1 2.84 2.68 0.16 2.99  
SINCE JAN 1 17.05 14.16 2.89 18.77  
 
DEGREE DAYS  
HEATING  
TODAY 54 42 12 74  
MONTH TO DATE 1131 1307 -176 1273  
SINCE DEC 1 1131 1305 -174 1273  
SINCE JUL 1 3021 3183 -162 3063  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 399 419 -20 481    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 20.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 400 AM  
LOWEST 80 500 AM  
AVERAGE 86  
   
......................................................
 
 
 
THE SHERIDAN WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 64 1997  
MINIMUM TEMPERATURE (F) 10 -28 1928  
 
 
SUNRISE AND SUNSET  
DECEMBER 31 2018......SUNRISE 745 AM MST SUNSET 437 PM MST  
JANUARY 1 2019.......SUNRISE 745 AM MST SUNSET 438 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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