491  
CDUS45 KRIW 180729  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
129 AM MDT THU APR 18 2024  
   
...............................
 
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR APRIL 17 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 45 1:58 PM 81 2005 60 -15 72  
MINIMUM 31 11:59 PM 19 2020 34 -3 37  
AVERAGE 38 47 -9 55  
 
PRECIPITATION (IN)  
YESTERDAY T 0.18 2018 0.02 -0.02 0.00  
MONTH TO DATE 0.68 0.24 0.44 0.01  
SINCE MAR 1 1.12 0.46 0.66 0.54  
SINCE JAN 1 1.17 0.73 0.44 0.65  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 18 9 10  
MONTH TO DATE 269 340 -71 52  
SINCE MAR 1 1087 1180 -93 1115  
SINCE JUL 1 6343 7004 -661 7344  
 
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 33 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 20.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 3:00 AM  
LOWEST 38 2:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 80 2001  
MINIMUM TEMPERATURE (F) 34 14 2013  
 
SUNRISE AND SUNSET  
APRIL 18 2024.........SUNRISE 6:22 AM MDT SUNSET 8:02 PM MDT  
APRIL 19 2024.........SUNRISE 6:21 AM MDT SUNSET 8:03 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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