615  
CDUS45 KRIW 240737  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
137 AM MDT TUE MAR 24 2026  
   
...............................  
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MARCH 23 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 51 1:17 PM 53 2004 37 14 MM  
MINIMUM 20 6:39 AM -19 2013 10 10 MM  
AVERAGE 36 23 13 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.26 2024 0.07 -0.07 MM  
MONTH TO DATE 0.98 1.33 -0.35 T  
SINCE MAR 1 0.98 1.33 -0.35 T  
SINCE JAN 1 4.33 4.83 -0.50 3.70  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 42 -13 MM  
MONTH TO DATE 839 1031 -192 MM  
SINCE MAR 1 839 1031 -192 MM  
SINCE JUL 1 7809 9235 -1426 6920  
 
COOLING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 MM  
SINCE MAR 1 0 0 0 MM  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 2.2  
 
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 3:00 AM  
LOWEST 20 1:00 PM  
AVERAGE 53  
   
......................................................  
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 50 2004  
MINIMUM TEMPERATURE (F) 10 -17 2013  
 
SUNRISE AND SUNSET  
MARCH 24 2026.........SUNRISE 7:17 AM MDT SUNSET 7:39 PM MDT  
MARCH 25 2026.........SUNRISE 7:15 AM MDT SUNSET 7:41 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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