354  
CDUS45 KRIW 240737  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
137 AM MDT SAT JUN 24 2023  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JUNE 23 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 9:45 AM 80 2012 64 -10 72  
MINIMUM 35 5:28 AM 27 2003 34 1 31  
2009  
2017  
AVERAGE 45 49 -4 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 0.48 2018 0.06 0.05 0.00  
MONTH TO DATE 2.48 1.98 0.50 3.41  
SINCE JUN 1 2.48 1.98 0.50 3.41  
SINCE JAN 1 12.82 12.01 0.81 15.03  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 16 4 13  
MONTH TO DATE 415 438 -23 430  
SINCE JUN 1 415 438 -23 430  
SINCE JUL 1 11878 11911 -33 11490  
 
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 26 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 1.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 10:00 PM  
LOWEST 61 10:00 AM  
AVERAGE 79  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 82 2012  
MINIMUM TEMPERATURE (F) 35 28 2017  
 
SUNRISE AND SUNSET  
JUNE 24 2023..........SUNRISE 5:38 AM MDT SUNSET 9:11 PM MDT  
JUNE 25 2023..........SUNRISE 5:38 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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