566  
CDUS45 KRIW 270728  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT TUE AUG 27 2024  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR AUGUST 26 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 61 1:38 PM 80 2010 68 -7 67  
2011  
MINIMUM 35 11:59 PM 29 2005 35 0 44  
2019  
AVERAGE 48 52 -4 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.28 2023 0.04 0.06 0.28  
MONTH TO DATE 1.25 1.10 0.15 3.83  
SINCE JUN 1 2.99 4.99 -2.00 7.15  
SINCE JAN 1 15.19 15.02 0.17 17.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 13 4 9  
MONTH TO DATE 241 274 -33 255  
SINCE JUN 1 932 1108 -176 999  
SINCE JUL 1 503 570 -67 467  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 1.9  
 
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 97 5:00 AM  
LOWEST 42 1:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 79 2011  
2012  
2017  
MINIMUM TEMPERATURE (F) 35 29 2019  
 
SUNRISE AND SUNSET  
AUGUST 27 2024........SUNRISE 6:39 AM MDT SUNSET 8:06 PM MDT  
AUGUST 28 2024........SUNRISE 6:40 AM MDT SUNSET 8:04 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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