941  
CDUS45 KRIW 050728  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SAT JUL 05 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JULY 4 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 88 2:38 PM 101 2002 89 -1 76  
MINIMUM 56 5:20 AM 47 2024 57 -1 47  
AVERAGE 72 73 -1 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 0.52 2023 0.00 0.06 T  
MONTH TO DATE 0.06 0.03 0.03 0.47  
SINCE JUN 1 0.52 1.11 -0.59 0.87  
SINCE JAN 1 3.23 3.46 -0.23 4.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 3  
MONTH TO DATE 0 0 0 4  
SINCE JUN 1 46 62 -16 33  
SINCE JUL 1 0 0 0 4  
 
COOLING  
YESTERDAY 7 8 -1 0  
MONTH TO DATE 41 31 10 4  
SINCE JUN 1 173 153 20 178  
SINCE JAN 1 194 177 17 178    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 45 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 67 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 5:00 AM  
LOWEST 23 3:00 PM  
AVERAGE 52  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 103 2017  
MINIMUM TEMPERATURE (F) 57 48 2000  
2024  
 
SUNRISE AND SUNSET  
JULY 5 2025..........SUNRISE 5:34 AM MDT SUNSET 9:00 PM MDT  
JULY 6 2025..........SUNRISE 5:35 AM MDT SUNSET 8:59 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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