182  
CDUS45 KRIW 140731  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT MON JUL 14 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 13 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 97 4:30 PM 105 2005 92 5 99  
MINIMUM 56 4:48 AM 47 2008 58 -2 61  
AVERAGE 77 75 2 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 2021 0.00 0.00 T  
MONTH TO DATE 0.12 0.09 0.03 0.98  
SINCE JUN 1 0.58 1.17 -0.59 1.38  
SINCE JAN 1 3.29 3.52 -0.23 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 12 10 2 15  
MONTH TO DATE 132 113 19 96  
SINCE JUN 1 264 235 29 270  
SINCE JAN 1 285 259 26 270    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.4  
 
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 53 4:00 AM  
LOWEST 13 4:00 PM  
AVERAGE 33  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 108 2002  
MINIMUM TEMPERATURE (F) 58 50 2009  
2016  
 
SUNRISE AND SUNSET  
JULY 14 2025..........SUNRISE 5:41 AM MDT SUNSET 8:55 PM MDT  
JULY 15 2025..........SUNRISE 5:42 AM MDT SUNSET 8:54 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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