067  
CDUS45 KRIW 150728  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT TUE JUL 15 2025  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 14 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 99 1:52 PM 108 2002 92 7 99  
MINIMUM 59 4:43 AM 50 2009 58 1 59  
2016  
AVERAGE 79 75 4 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2012 0.01 -0.01 T  
2018  
2024  
MONTH TO DATE 0.12 0.10 0.02 0.98  
SINCE JUN 1 0.58 1.18 -0.60 1.38  
SINCE JAN 1 3.29 3.53 -0.24 4.61  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 4  
SINCE JUN 1 46 62 -16 33  
SINCE JUL 1 0 0 0 4  
 
COOLING  
YESTERDAY 14 10 4 14  
MONTH TO DATE 146 123 23 110  
SINCE JUN 1 278 245 33 284  
SINCE JAN 1 299 269 30 284    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 6.6  
 
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 60 5:00 AM  
LOWEST 10 4:00 PM  
AVERAGE 35  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 104 2006  
MINIMUM TEMPERATURE (F) 59 48 2020  
 
SUNRISE AND SUNSET  
JULY 15 2025..........SUNRISE 5:42 AM MDT SUNSET 8:54 PM MDT  
JULY 16 2025..........SUNRISE 5:43 AM MDT SUNSET 8:53 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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