629  
CDUS45 KRIW 260731  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT MON AUG 26 2024  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR AUGUST 25 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 64 2:13 PM 80 2008 69 -5 72  
2015  
MINIMUM 40 4:59 AM 28 2005 35 5 39  
2016  
AVERAGE 52 52 0 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.80 2004 0.04 -0.03 0.02  
MONTH TO DATE 1.15 1.06 0.09 3.55  
SINCE JUN 1 2.89 4.95 -2.06 6.87  
SINCE JAN 1 15.09 14.98 0.11 17.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 13 0 9  
MONTH TO DATE 224 261 -37 246  
SINCE JUN 1 915 1095 -180 990  
SINCE JUL 1 486 557 -71 458  
 
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 12 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.5  
 
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 80 9:00 PM  
LOWEST 28 12:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 80 2010  
2011  
MINIMUM TEMPERATURE (F) 35 29 2005  
2019  
 
SUNRISE AND SUNSET  
AUGUST 26 2024........SUNRISE 6:38 AM MDT SUNSET 8:08 PM MDT  
AUGUST 27 2024........SUNRISE 6:39 AM MDT SUNSET 8:06 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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