742  
CDUS45 KRIW 290728  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST WED JAN 29 2025  
   
...............................
 
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JANUARY 28 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 25 MM 35 2015 23 2 35  
2016  
2024  
MINIMUM -10 MM -24 2014 1 -11 24  
AVERAGE 8 12 -4 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.28 2015 0.05 -0.05 0.00  
MONTH TO DATE 1.43 1.65 -0.22 1.18  
SINCE DEC 1 2.76 4.00 -1.24 2.35  
SINCE JAN 1 1.43 1.65 -0.22 1.18  
 
DEGREE DAYS  
HEATING  
YESTERDAY 57 53 4 35  
MONTH TO DATE 1591 1484 107 1476  
SINCE DEC 1 2962 3096 -134 2919  
SINCE JUL 1 6069 6603 -534 5993  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 4 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 0.4  
 
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 91 10:00 AM  
LOWEST 67 2:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 23 41 2024  
MINIMUM TEMPERATURE (F) 1 -34 2023  
 
SUNRISE AND SUNSET  
JANUARY 29 2025.......SUNRISE 7:43 AM MST SUNSET 5:27 PM MST  
JANUARY 30 2025.......SUNRISE 7:42 AM MST SUNSET 5:28 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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