594  
CDUS45 KRIW 050728  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT THU JUN 05 2025  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 4 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 4:01 PM 98 2012 77 -8 80  
2021  
MINIMUM 48 5:31 AM 38 2001 50 -2 52  
2011  
AVERAGE 59 64 -5 66  
 
PRECIPITATION (IN)  
YESTERDAY T 0.19 2001 0.05 -0.05 0.00  
MONTH TO DATE 0.07 0.23 -0.16 0.00  
SINCE JUN 1 0.07 0.23 -0.16 0.00  
SINCE JAN 1 2.78 2.58 0.20 3.23  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 4 2 0  
MONTH TO DATE 19 16 3 4  
SINCE JUN 1 19 16 3 4  
SINCE JUL 1 6988 7501 -513 6889  
 
COOLING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 9 8 1 7  
SINCE JUN 1 9 8 1 7  
SINCE JAN 1 30 32 -2 7    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 5:00 AM  
LOWEST 27 5:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 99 2021  
MINIMUM TEMPERATURE (F) 50 37 2001  
 
SUNRISE AND SUNSET  
JUNE 5 2025..........SUNRISE 5:29 AM MDT SUNSET 8:53 PM MDT  
JUNE 6 2025..........SUNRISE 5:28 AM MDT SUNSET 8:54 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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