336  
CDUS45 KRIW 250744  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1244 AM MST WED DEC 25 2024  
   
...............................  
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR DECEMBER 24 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 34R 3:46 PM 32 1999 23 11 20  
2005  
MINIMUM 15 8:33 AM -22 2017 2 13 -9  
AVERAGE 25 12 13 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.36 2014 0.08 -0.08 0.00  
MONTH TO DATE 0.61 1.79 -1.18 1.17  
SINCE DEC 1 0.61 1.79 -1.18 1.17  
SINCE JAN 1 18.99 22.53 -3.54 27.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 40 53 -13 59  
MONTH TO DATE 1067 1241 -174 1083  
SINCE DEC 1 1067 1241 -174 1083  
SINCE JUL 1 4174 4748 -574 4157  
 
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 6 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 1.4  
 
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 92 6:00 AM  
LOWEST 47 2:00 PM  
AVERAGE 70  
   
......................................................  
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 32 1999  
2005  
MINIMUM TEMPERATURE (F) 1 -17 2002  
 
SUNRISE AND SUNSET  
DECEMBER 25 2024......SUNRISE 7:57 AM MST SUNSET 4:47 PM MST  
DECEMBER 26 2024......SUNRISE 7:57 AM MST SUNSET 4:48 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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