482  
CDUS45 KRIW 300745  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
145 AM MDT WED JUL 30 2025  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 29 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 84 3:04 PM 103 2006 93 -9 94  
MINIMUM 62 5:11 AM 46 2015 59 3 54  
AVERAGE 73 76 -3 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.04 2020 0.00 0.00 0.00  
MONTH TO DATE 0.58 0.15 0.43 1.09  
SINCE JUN 1 1.04 1.23 -0.19 1.49  
SINCE JAN 1 3.75 3.58 0.17 4.72  
 
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 8 11 -3 9  
MONTH TO DATE 292 286 6 295  
SINCE JUN 1 424 408 16 469  
SINCE JAN 1 445 432 13 469    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 9.1  
 
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 68 7:00 AM  
LOWEST 36 3:00 PM  
AVERAGE 52  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 101 2000  
MINIMUM TEMPERATURE (F) 59 45 2009  
 
SUNRISE AND SUNSET  
JULY 30 2025..........SUNRISE 5:57 AM MDT SUNSET 8:39 PM MDT  
JULY 31 2025..........SUNRISE 5:58 AM MDT SUNSET 8:38 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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