463  
CDUS45 KRIW 190728  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST FRI JAN 19 2024  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JANUARY 18 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 25 2:22 PM 36 2018 23 2 15  
MINIMUM 9 8:35 AM -25 2007 1 8 -13  
AVERAGE 17 12 5 1  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.27 2015 0.05 -0.03 0.00  
MONTH TO DATE 1.03 1.12 -0.09 1.07  
SINCE DEC 1 2.20 3.47 -1.27 4.26  
SINCE JAN 1 1.03 1.12 -0.09 1.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 48 53 -5 64  
MONTH TO DATE 1087 954 133 873  
SINCE DEC 1 2530 2566 -36 2473  
SINCE JUL 1 5604 6073 -469 5693  
 
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 16 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.4  
 
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 91 8:00 AM  
LOWEST 43 1:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 37 2005  
MINIMUM TEMPERATURE (F) 1 -12 2013  
2021  
 
SUNRISE AND SUNSET  
JANUARY 19 2024.......SUNRISE 7:53 AM MST SUNSET 5:12 PM MST  
JANUARY 20 2024.......SUNRISE 7:52 AM MST SUNSET 5:14 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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