855  
CDUS45 KRIW 260727  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT THU SEP 26 2024  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 25 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 94R 4:33 PM 93 2014 72 22 80  
2015  
MINIMUM 46 6:22 AM 28 2000 42 4 40  
AVERAGE 70 57 13 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.13 2017 0.03 -0.03 0.00  
MONTH TO DATE 0.38 0.67 -0.29 1.58  
SINCE SEP 1 0.38 0.67 -0.29 1.58  
SINCE JAN 1 5.69 4.49 1.20 7.66  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 5  
MONTH TO DATE 59 119 -60 52  
SINCE SEP 1 59 119 -60 52  
SINCE JUL 1 72 138 -66 57  
 
COOLING  
YESTERDAY 5 0 5 0  
MONTH TO DATE 74 44 30 50  
SINCE SEP 1 74 44 30 50  
SINCE JAN 1 815 740 75 702    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.3  
 
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 80 6:00 AM  
LOWEST 11 5:00 PM  
AVERAGE 46  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 97 2015  
MINIMUM TEMPERATURE (F) 41 29 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2024.....SUNRISE 7:05 AM MDT SUNSET 7:01 PM MDT  
SEPTEMBER 27 2024.....SUNRISE 7:06 AM MDT SUNSET 6:59 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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