437  
CDUS45 KRIW 270736  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT FRI SEP 27 2024  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 26 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 93 3:40 PM 97 2015 71 22 86  
MINIMUM 46 6:28 AM 29 2000 41 5 41  
AVERAGE 70 56 14 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2019 0.03 -0.03 0.00  
2007  
 
MONTH TO DATE 0.38 0.70 -0.32 1.58  
SINCE SEP 1 0.38 0.70 -0.32 1.58  
SINCE JAN 1 5.69 4.52 1.17 7.66  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 1  
MONTH TO DATE 59 128 -69 53  
SINCE SEP 1 59 128 -69 53  
SINCE JUL 1 72 147 -75 58  
 
COOLING  
YESTERDAY 5 0 5 0  
MONTH TO DATE 79 44 35 50  
SINCE SEP 1 79 44 35 50  
SINCE JAN 1 820 740 80 702    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.9  
 
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 60 6:00 AM  
LOWEST 8 2:00 PM  
AVERAGE 34  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 91 2001  
MINIMUM TEMPERATURE (F) 41 33 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2024.....SUNRISE 7:06 AM MDT SUNSET 6:59 PM MDT  
SEPTEMBER 28 2024.....SUNRISE 7:07 AM MDT SUNSET 6:57 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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