774  
CDUS45 KRIW 200727  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
127 AM MDT THU JUN 20 2024  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 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 59 4:29 PM 74 2021 62 -3 50  
MINIMUM 23R 5:23 AM 28 2001 34 -11 35  
2002  
2020  
AVERAGE 41 48 -7 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 2023 0.07 -0.07 0.50  
MONTH TO DATE 0.73 1.71 -0.98 2.34  
SINCE JUN 1 0.73 1.71 -0.98 2.34  
SINCE JAN 1 12.93 11.74 1.19 12.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 17 7 22  
MONTH TO DATE 311 373 -62 328  
SINCE JUN 1 311 373 -62 328  
SINCE JUL 1 10713 11846 -1133 11789  
 
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 10 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 2.8  
 
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 14 6:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 79 2007  
MINIMUM TEMPERATURE (F) 34 27 2002  
 
SUNRISE AND SUNSET  
JUNE 20 2024..........SUNRISE 5:37 AM MDT SUNSET 9:10 PM MDT  
JUNE 21 2024..........SUNRISE 5:37 AM MDT SUNSET 9:10 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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