369  
CDUS45 KRIW 270731  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT FRI JUN 27 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JUNE 26 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 91 3:14 PM 101 2012 86 5 90  
MINIMUM 51 4:13 AM 45 2022 55 -4 57  
AVERAGE 71 70 1 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.19 2009 0.02 -0.02 T  
MONTH TO DATE 0.46 1.01 -0.55 0.40  
SINCE JUN 1 0.46 1.01 -0.55 0.40  
SINCE JAN 1 3.17 3.36 -0.19 3.63  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 46 60 -14 29  
SINCE JUN 1 46 60 -14 29  
SINCE JUL 1 7015 7545 -530 6914  
 
COOLING  
YESTERDAY 6 6 0 9  
MONTH TO DATE 98 96 2 142  
SINCE JUN 1 98 96 2 142  
SINCE JAN 1 119 120 -1 142    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.2  
 
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 62 3:00 AM  
LOWEST 11 1:00 PM  
AVERAGE 37  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 101 2015  
MINIMUM TEMPERATURE (F) 55 47 1999  
2011  
2022  
 
SUNRISE AND SUNSET  
JUNE 27 2025..........SUNRISE 5:30 AM MDT SUNSET 9:01 PM MDT  
JUNE 28 2025..........SUNRISE 5:30 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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