219  
CDUS45 KRIW 060726  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT SAT JUN 06 2026  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 5 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 4:27 PM 75 2020 57 10 57  
MINIMUM 30 5:07 AM 24 2013 31 -1 26  
AVERAGE 49 44 5 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.60 2010 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.54 -0.54 0.00  
SINCE JUN 1 0.00 0.54 -0.54 0.00  
SINCE JAN 1 8.24 10.57 -2.33 9.23  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 21 -5 23  
MONTH TO DATE 91 108 -17 94  
SINCE JUN 1 91 108 -17 94  
SINCE JUL 1 9841 11581 -1740 8926  
 
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 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.0  
 
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 92 4:00 AM  
LOWEST 19 12:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 75 2016  
MINIMUM TEMPERATURE (F) 31 27 2003  
2025  
 
SUNRISE AND SUNSET  
JUNE 6 2026..........SUNRISE 5:38 AM MDT SUNSET 9:04 PM MDT  
JUNE 7 2026..........SUNRISE 5:37 AM MDT SUNSET 9:04 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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