941  
CDUS45 KRIW 200729  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1229 AM MST SAT JAN 20 2024  
   
...............................  
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JANUARY 19 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 30 2:03 PM 37 2005 23 7 18  
MINIMUM 13 12:07 AM -12 2013 1 12 7  
2021  
AVERAGE 22 12 10 13  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.60 2018 0.05 -0.04 0.00  
MONTH TO DATE 1.04 1.17 -0.13 1.07  
SINCE DEC 1 2.21 3.52 -1.31 4.26  
SINCE JAN 1 1.04 1.17 -0.13 1.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 53 -10 52  
MONTH TO DATE 1130 1007 123 925  
SINCE DEC 1 2573 2619 -46 2525  
SINCE JUL 1 5647 6126 -479 5745  
 
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 (210)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 0.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 8:00 PM  
LOWEST 78 1:00 PM  
AVERAGE 85  
   
......................................................  
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 42 2005  
MINIMUM TEMPERATURE (F) 1 -18 2011  
 
SUNRISE AND SUNSET  
JANUARY 20 2024.......SUNRISE 7:52 AM MST SUNSET 5:14 PM MST  
JANUARY 21 2024.......SUNRISE 7:51 AM MST SUNSET 5:15 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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