349  
CDUS45 KRIW 200726  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT THU MAR 20 2025  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MARCH 19 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 49 1999 36 MM 48  
MINIMUM MM MM -21 2016 9 MM 12  
AVERAGE MM 22 MM 30  
 
PRECIPITATION (IN)  
YESTERDAY MM 0.32 2017 0.07 MM 0.00  
MONTH TO DATE 0.00 1.06 -1.06 2.98  
SINCE MAR 1 0.00 1.06 -1.06 2.98  
SINCE JAN 1 3.70 4.56 -0.86 7.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 43 MM 35  
MONTH TO DATE MM 863 MM 866  
SINCE MAR 1 MM 863 MM 866  
SINCE JUL 1 6920 9067 -2147 8340  
 
COOLING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE MM 0 MM 0  
SINCE MAR 1 MM 0 MM 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 51 1999  
MINIMUM TEMPERATURE (F) 9 -9 2010  
 
SUNRISE AND SUNSET  
MARCH 20 2025.........SUNRISE 7:24 AM MDT SUNSET 7:35 PM MDT  
MARCH 21 2025.........SUNRISE 7:22 AM MDT SUNSET 7:36 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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