486  
CDUS45 KRIW 230729  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1229 AM MST THU JAN 23 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 22 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 31 1:42 PM 48 2020 29 2 38  
MINIMUM 15 12:09 AM -33 2008 6 9 12  
AVERAGE 23 18 5 25  
 
PRECIPITATION (IN)  
YESTERDAY T 0.17 2010 0.01 -0.01 0.00  
MONTH TO DATE 0.16 0.10 0.06 T  
SINCE DEC 1 0.39 0.21 0.18 T  
SINCE JAN 1 0.16 0.10 0.06 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 48 -6 40  
MONTH TO DATE 1046 1056 -10 1195  
SINCE DEC 1 2155 2471 -316 2400  
SINCE JUL 1 3550 4248 -698 4005  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 14.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 6:00 PM  
LOWEST 51 2:00 PM  
AVERAGE 70  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 55 2005  
MINIMUM TEMPERATURE (F) 6 -23 2008  
 
SUNRISE AND SUNSET  
JANUARY 23 2025.......SUNRISE 7:39 AM MST SUNSET 5:09 PM MST  
JANUARY 24 2025.......SUNRISE 7:39 AM MST SUNSET 5:11 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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