304  
CDUS45 KRIW 030728  
CLIP60  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST TUE FEB 03 2026  
   
...............................  
 
   
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR FEBRUARY 2 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 36 2:57 PM 41 2024 24 12 32  
MINIMUM 8 8:13 AM -36 2011 0 8 24  
AVERAGE 22 12 10 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.74 2025 0.05 -0.05 0.74  
MONTH TO DATE 0.00 0.11 -0.11 0.84  
SINCE DEC 1 7.03 4.26 2.77 3.71  
SINCE JAN 1 1.61 1.91 -0.30 2.38  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 53 -10 37  
MONTH TO DATE 83 106 -23 74  
SINCE DEC 1 2876 3361 -485 3194  
SINCE JUL 1 5834 6868 -1034 6301  
 
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 13 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 2.4  
 
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 92 5:00 AM  
LOWEST 34 3:00 PM  
AVERAGE 63  
   
......................................................  
 
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 24 37 2000  
MINIMUM TEMPERATURE (F) 0 -20 2017  
 
SUNRISE AND SUNSET  
FEBRUARY 3 2026......SUNRISE 7:38 AM MST SUNSET 5:34 PM MST  
FEBRUARY 4 2026......SUNRISE 7:37 AM MST SUNSET 5:35 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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