671  
CDUS45 KRIW 040727  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST MON DEC 04 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 3 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 37 2:42 PM 54 1998 34 3 29  
MINIMUM 15 8:00 AM -14 2006 11 4 1  
AVERAGE 26 23 3 15  
 
PRECIPITATION (IN)  
YESTERDAY T 0.01 2002 0.00 0.00 0.00  
2002  
2013  
MONTH TO DATE T 0.01 -0.01 T  
SINCE DEC 1 T 0.01 -0.01 T  
SINCE JAN 1 8.68 5.45 3.23 5.87  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 42 -3 50  
MONTH TO DATE 129 126 3 130  
SINCE DEC 1 129 126 3 130  
SINCE JUL 1 1734 1903 -169 2062  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 702 744 -42 943    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 95 9:00 AM  
LOWEST 47 1:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 48 2004  
MINIMUM TEMPERATURE (F) 11 -7 2013  
 
SUNRISE AND SUNSET  
DECEMBER 4 2023......SUNRISE 7:32 AM MST SUNSET 4:33 PM MST  
DECEMBER 5 2023......SUNRISE 7:33 AM MST SUNSET 4:33 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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