706  
CDUS45 KRIW 250735  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
135 AM MDT FRI APR 25 2025  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR APRIL 24 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 50 4:07 PM 86 2012 62 -12 77  
MINIMUM 40 7:57 AM 25 2002 36 4 31  
AVERAGE 45 49 -4 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.17 2006 0.03 -0.01 0.00  
MONTH TO DATE 0.25 0.38 -0.13 0.68  
SINCE MAR 1 0.72 0.60 0.12 1.12  
SINCE JAN 1 0.93 0.87 0.06 1.17  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 16 4 11  
MONTH TO DATE 468 459 9 403  
SINCE MAR 1 1200 1299 -99 1221  
SINCE JUL 1 6685 7123 -438 6477  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 66 3:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 79 2012  
MINIMUM TEMPERATURE (F) 36 24 2008  
2009  
 
SUNRISE AND SUNSET  
APRIL 25 2025.........SUNRISE 6:11 AM MDT SUNSET 8:10 PM MDT  
APRIL 26 2025.........SUNRISE 6:10 AM MDT SUNSET 8:11 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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