558  
CDUS45 KRIW 160735  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1235 AM MST TUE JAN 16 2024  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 15 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM -5 2:53 PM 51 2012 29 -34 33  
MINIMUM -28R 11:55 PM -22 2017 6 -34 11  
AVERAGE -16 17 -33 22  
 
PRECIPITATION (IN)  
YESTERDAY T 0.11 2013 0.00 0.00 0.00  
MONTH TO DATE T 0.06 -0.06 0.02  
SINCE DEC 1 T 0.17 -0.17 0.05  
SINCE JAN 1 T 0.06 -0.06 0.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 81 48 33 43  
MONTH TO DATE 814 720 94 658  
SINCE DEC 1 2019 2135 -116 2206  
SINCE JUL 1 3624 3912 -288 4138  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 9:00 AM  
LOWEST 58 5:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 50 1999  
MINIMUM TEMPERATURE (F) 6 -20 2017  
 
SUNRISE AND SUNSET  
JANUARY 16 2024.......SUNRISE 7:45 AM MST SUNSET 4:59 PM MST  
JANUARY 17 2024.......SUNRISE 7:44 AM MST SUNSET 5:01 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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