642  
CDUS45 KRIW 010726  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT SAT NOV 01 2025  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 31 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 49 4:01 PM 76 1999 52 -3 46  
MINIMUM 21 6:01 AM 9 2006 26 -5 23  
AVERAGE 35 39 -4 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 2001 0.01 -0.01 0.00  
2001  
2013  
MONTH TO DATE 1.89 0.60 1.29 0.38  
SINCE SEP 1 2.54 1.43 1.11 0.76  
SINCE JAN 1 6.74 5.25 1.49 6.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 26 4 30  
MONTH TO DATE 532 574 -42 375  
SINCE SEP 1 593 743 -150 445  
SINCE JUL 1 593 762 -169 458  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 2 -2 2  
SINCE SEP 1 50 48 2 91  
SINCE JAN 1 791 744 47 832    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 7:00 AM  
LOWEST 35 3:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 73 2014  
MINIMUM TEMPERATURE (F) 26 12 2006  
 
SUNRISE AND SUNSET  
NOVEMBER 1 2025......SUNRISE 7:50 AM MDT SUNSET 6:01 PM MDT  
NOVEMBER 2 2025......SUNRISE 6:52 AM MST SUNSET 4:59 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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