186  
CDUS45 KBYZ 310722  
CLISHR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1221 AM MST MON DEC 31 2018  
 
   
...............................
 
 
   
..THE SHERIDAN WY CLIMATE SUMMARY FOR DECEMBER 30 2018
 
 
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)  
YESTERDAY  
MAXIMUM 48 521 AM 55 1996 35 13 3  
1956  
1937  
MINIMUM 16 1159 PM -30 1990 10 6 -7  
AVERAGE 32 23 9 -2  
 
PRECIPITATION (IN)  
YESTERDAY 0.18R 0.13 2017 0.01 0.17 0.13  
MONTH TO DATE 0.24 0.54 -0.30 1.11  
SINCE OCT 1 2.76 2.66 0.10 2.99  
SINCE JAN 1 16.97 14.14 2.83 18.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 42 -9 67  
MONTH TO DATE 1077 1265 -188 1199  
SINCE DEC 1 1077 1265 -188 1199  
SINCE JUL 1 2967 3143 -176 2989  
 
COOLING  
YESTERDAY 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 38 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 14.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 700 PM  
LOWEST 37 1200 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE SHERIDAN WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 56 1996  
MINIMUM TEMPERATURE (F) 10 -32 1927  
1923  
 
 
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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