383  
CDUS45 KRIW 240728  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT TUE JUN 24 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 23 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 74 5:46 PM 104 2024 84 -10 104  
MINIMUM 41R 5:09 AM 44 2019 54 -13 54  
AVERAGE 58 69 -11 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.72 2023 0.03 -0.03 0.00  
MONTH TO DATE 0.46 0.95 -0.49 0.40  
SINCE JUN 1 0.46 0.95 -0.49 0.40  
SINCE JAN 1 3.17 3.30 -0.13 3.63  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 1 6 0  
MONTH TO DATE 46 57 -11 29  
SINCE JUN 1 46 57 -11 29  
SINCE JUL 1 7015 7542 -527 6914  
 
COOLING  
YESTERDAY 0 5 -5 14  
MONTH TO DATE 89 78 11 106  
SINCE JUN 1 89 78 11 106  
SINCE JAN 1 110 102 8 106    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.2  
 
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 93 2:00 AM  
LOWEST 19 3:00 PM  
AVERAGE 56  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 105 2012  
MINIMUM TEMPERATURE (F) 54 47 2003  
 
SUNRISE AND SUNSET  
JUNE 24 2025..........SUNRISE 5:28 AM MDT SUNSET 9:01 PM MDT  
JUNE 25 2025..........SUNRISE 5:29 AM MDT SUNSET 9:01 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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