641  
CDUS45 KRIW 220727  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST MON JAN 22 2024  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 21 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 40 2:06 PM 51 2005 29 11 33  
MINIMUM 13 3:51 AM -25 2008 6 7 10  
AVERAGE 27 17 10 22  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.02 2012 0.00 0.00 0.00  
MONTH TO DATE T 0.09 -0.09 0.02  
SINCE DEC 1 T 0.20 -0.20 0.05  
SINCE JAN 1 T 0.09 -0.09 0.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 48 -10 43  
MONTH TO DATE 1155 1008 147 915  
SINCE DEC 1 2360 2423 -63 2463  
SINCE JUL 1 3965 4200 -235 4395  
 
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 10 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 8:00 PM  
LOWEST 59 2:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 48 2020  
MINIMUM TEMPERATURE (F) 6 -33 2008  
 
SUNRISE AND SUNSET  
JANUARY 22 2024.......SUNRISE 7:41 AM MST SUNSET 5:07 PM MST  
JANUARY 23 2024.......SUNRISE 7:40 AM MST SUNSET 5:08 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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