776  
CDUS45 KRIW 290728  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT MON JUL 29 2024  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 28 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 88 3:59 PM 104 1999 93 -5 91  
MINIMUM 63 11:59 PM 47 2015 60 3 57  
AVERAGE 76 76 0 74  
 
PRECIPITATION (IN)  
YESTERDAY T 0.05 2004 0.01 -0.01 0.01  
MONTH TO DATE 1.09 0.15 0.94 0.95  
SINCE JUN 1 1.49 1.23 0.26 4.67  
SINCE JAN 1 4.72 3.58 1.14 5.88  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 0 4 5  
SINCE JUN 1 33 62 -29 44  
SINCE JUL 1 4 0 4 5  
 
COOLING  
YESTERDAY 11 11 0 9  
MONTH TO DATE 286 275 11 249  
SINCE JUN 1 460 397 63 317  
SINCE JAN 1 460 421 39 350    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 48 3:00 AM  
LOWEST 16 2:00 PM  
AVERAGE 32  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 103 2006  
MINIMUM TEMPERATURE (F) 59 46 2015  
 
SUNRISE AND SUNSET  
JULY 29 2024..........SUNRISE 5:56 AM MDT SUNSET 8:40 PM MDT  
JULY 30 2024..........SUNRISE 5:58 AM MDT SUNSET 8:39 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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