537  
CDUS45 KRIW 080730  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT SUN JUN 08 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 7 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 82 3:31 PM 100 2000 78 4 89  
MINIMUM 52 5:08 AM 32 2009 51 1 59  
AVERAGE 67 64 3 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.63 2009 0.05 -0.04 0.00  
MONTH TO DATE 0.10 0.39 -0.29 0.00  
SINCE JUN 1 0.10 0.39 -0.29 0.00  
SINCE JAN 1 2.81 2.74 0.07 3.23  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 27 27 0 4  
SINCE JUN 1 27 27 0 4  
SINCE JUL 1 6996 7512 -516 6889  
 
COOLING  
YESTERDAY 2 3 -1 9  
MONTH TO DATE 11 16 -5 23  
SINCE JUN 1 11 16 -5 23  
SINCE JAN 1 32 40 -8 23    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 11.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 11:00 PM  
LOWEST 24 11:00 AM  
AVERAGE 48  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 2000  
2017  
MINIMUM TEMPERATURE (F) 51 37 2009  
 
SUNRISE AND SUNSET  
JUNE 8 2025..........SUNRISE 5:28 AM MDT SUNSET 8:55 PM MDT  
JUNE 9 2025..........SUNRISE 5:28 AM MDT SUNSET 8:56 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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