613  
CDUS45 KRIW 220753  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
153 AM MDT SAT JUN 22 2024  
   
...............................  
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 21 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 73 3:11 PM 75 2007 63 10 58  
2008  
2021  
MINIMUM 37 5:35 AM 26 2019 34 3 27  
AVERAGE 55 49 6 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.24 2009 0.07 -0.07 0.00  
MONTH TO DATE 0.73 1.85 -1.12 2.37  
SINCE JUN 1 0.73 1.85 -1.12 2.37  
SINCE JAN 1 12.93 11.88 1.05 12.71  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 16 -6 22  
MONTH TO DATE 338 406 -68 376  
SINCE JUN 1 338 406 -68 376  
SINCE JUL 1 10740 11879 -1139 11837  
 
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 22 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.3  
 
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 85 5:00 AM  
LOWEST 18 2:00 PM  
AVERAGE 52  
   
......................................................  
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 79 2021  
MINIMUM TEMPERATURE (F) 34 23 2019  
 
SUNRISE AND SUNSET  
JUNE 22 2024..........SUNRISE 5:37 AM MDT SUNSET 9:11 PM MDT  
JUNE 23 2024..........SUNRISE 5:37 AM MDT SUNSET 9:11 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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