009  
CDUS45 KRIW 040727  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT WED OCT 04 2023  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 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 58 2:41 PM 85 2010 67 -9 67  
MINIMUM 45 10:30 PM 26 1999 39 6 47  
AVERAGE 52 53 -1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.02R T 2006 0.03 -0.01 T  
2018  
2022  
MONTH TO DATE 0.07 0.09 -0.02 0.09  
SINCE SEP 1 1.65 0.92 0.73 1.25  
SINCE JAN 1 7.73 4.74 2.99 5.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 12 1 8  
MONTH TO DATE 34 36 -2 31  
SINCE SEP 1 103 205 -102 108  
SINCE JUL 1 108 224 -116 111  
 
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 25 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 12.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 12:00 AM  
LOWEST 55 5:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 86 2010  
MINIMUM TEMPERATURE (F) 38 23 1999  
 
SUNRISE AND SUNSET  
OCTOBER 4 2023.......SUNRISE 7:14 AM MDT SUNSET 6:48 PM MDT  
OCTOBER 5 2023.......SUNRISE 7:15 AM MDT SUNSET 6:46 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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