850  
CDUS45 KRIW 030728  
CLIGEY  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST FRI JAN 03 2025  
   
...............................  
 
   
..THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 2 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 30 3:18 PM 49 2006 29 1 39  
MINIMUM 13 12:16 AM -20 2018 6 7 5  
AVERAGE 22 17 5 22  
 
PRECIPITATION (IN)  
YESTERDAY 0.01R T 2001 0.01 0.00 0.00  
2017  
2020  
MONTH TO DATE 0.01 0.01 0.00 0.00  
SINCE DEC 1 0.24 0.12 0.12 T  
SINCE JAN 1 0.01 0.01 0.00 0.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 48 -5 43  
MONTH TO DATE 88 96 -8 85  
SINCE DEC 1 1197 1511 -314 1290  
SINCE JUL 1 2592 3288 -696 2895  
 
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 9 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 9:00 AM  
LOWEST 75 4:00 PM  
AVERAGE 84  
   
......................................................  
 
THE GREYBULL WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 48 2012  
MINIMUM TEMPERATURE (F) 6 -15 2017  
 
SUNRISE AND SUNSET  
JANUARY 3 2025.......SUNRISE 7:49 AM MST SUNSET 4:45 PM MST  
JANUARY 4 2025.......SUNRISE 7:49 AM MST SUNSET 4:46 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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