895  
CDUS45 KRIW 170727  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST WED JAN 17 2024  
   
...............................  
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JANUARY 16 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 13 3:29 PM 37 2000 23 -10 26  
MINIMUM -25R 1:33 AM -25 2008 1 -26 -2  
AVERAGE -6 12 -18 12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.35 2020 0.05 -0.05 0.12  
MONTH TO DATE 0.85 1.01 -0.16 1.07  
SINCE DEC 1 2.02 3.36 -1.34 4.26  
SINCE JAN 1 0.85 1.01 -0.16 1.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 71 53 18 53  
MONTH TO DATE 987 848 139 750  
SINCE DEC 1 2430 2460 -30 2350  
SINCE JUL 1 5504 5967 -463 5570  
 
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 SW (230)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 0.8  
 
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 83 8:00 PM  
LOWEST 57 1:00 PM  
AVERAGE 70  
   
......................................................  
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 33 2011  
MINIMUM TEMPERATURE (F) 1 -23 2001  
 
SUNRISE AND SUNSET  
JANUARY 17 2024.......SUNRISE 7:54 AM MST SUNSET 5:10 PM MST  
JANUARY 18 2024.......SUNRISE 7:53 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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