726  
CDUS45 KRIW 050729  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT THU OCT 05 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 4 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 63 3:46 PM 86 2010 66 -3 71  
MINIMUM 41 4:31 AM 23 1999 38 3 42  
AVERAGE 52 52 0 57  
 
PRECIPITATION (IN)  
YESTERDAY T 0.51 2005 0.03 -0.03 0.00  
MONTH TO DATE 0.07 0.12 -0.05 0.09  
SINCE SEP 1 1.65 0.95 0.70 1.25  
SINCE JAN 1 7.73 4.77 2.96 5.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 13 0 8  
MONTH TO DATE 47 49 -2 39  
SINCE SEP 1 116 218 -102 116  
SINCE JUL 1 121 237 -116 119  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 50 46 4 96  
SINCE JAN 1 702 742 -40 943    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 8:00 AM  
LOWEST 39 1:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 84 2021  
MINIMUM TEMPERATURE (F) 38 27 1999  
2013  
 
SUNRISE AND SUNSET  
OCTOBER 5 2023.......SUNRISE 7:15 AM MDT SUNSET 6:46 PM MDT  
OCTOBER 6 2023.......SUNRISE 7:16 AM MDT SUNSET 6:44 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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