269  
CDUS45 KRIW 040734  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
134 AM MDT MON SEP 04 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 3 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 93 2:21 PM 99 2022 83 10 99  
MINIMUM 56 5:53 AM 35 2006 50 6 54  
AVERAGE 75 66 9 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.26 2004 0.02 -0.01 0.00  
MONTH TO DATE 0.01 0.06 -0.05 0.00  
SINCE SEP 1 0.01 0.06 -0.05 0.00  
SINCE JAN 1 6.09 3.88 2.21 4.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 0 6 -6 0  
SINCE SEP 1 0 6 -6 0  
SINCE JUL 1 5 25 -20 3  
 
COOLING  
YESTERDAY 10 4 6 12  
MONTH TO DATE 28 12 16 35  
SINCE SEP 1 28 12 16 35  
SINCE JAN 1 680 708 -28 882    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 10:00 PM  
LOWEST 20 2:00 PM  
AVERAGE 52  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 103 2022  
MINIMUM TEMPERATURE (F) 49 38 2006  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2023.....SUNRISE 6:38 AM MDT SUNSET 7:43 PM MDT  
SEPTEMBER 5 2023.....SUNRISE 6:39 AM MDT SUNSET 7:42 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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