852  
CDUS45 KRIW 210745  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
145 AM MDT WED AUG 21 2024  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 20 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 98R 2:47 PM 95 2008 88 10 74  
2013  
2019  
MINIMUM 55 5:08 AM 45 2016 55 0 57  
AVERAGE 77 71 6 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 2021 0.00 0.00 T  
MONTH TO DATE 0.07 0.11 -0.04 0.15  
SINCE JUN 1 1.56 1.35 0.21 4.82  
SINCE JAN 1 4.79 3.70 1.09 6.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 33 66 -33 44  
SINCE JUL 1 4 4 0 5  
 
COOLING  
YESTERDAY 12 7 5 1  
MONTH TO DATE 186 181 5 158  
SINCE JUN 1 673 612 61 514  
SINCE JAN 1 673 636 37 547    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 4:00 AM  
LOWEST 10 2:00 PM  
AVERAGE 40  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 101 2023  
MINIMUM TEMPERATURE (F) 55 47 2016  
2021  
 
SUNRISE AND SUNSET  
AUGUST 21 2024........SUNRISE 6:23 AM MDT SUNSET 8:07 PM MDT  
AUGUST 22 2024........SUNRISE 6:24 AM MDT SUNSET 8:05 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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