641  
CDUS45 KRIW 020741  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1241 AM MST SUN FEB 02 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR FEBRUARY 1 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 3:26 PM 62 1934 34 11 40  
MINIMUM 32 6:40 AM -25 1951 11 21 21  
AVERAGE 39 22 17  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.38 1989 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.02 -0.02 0.00  
SINCE DEC 1 0.91 1.16 -0.25 1.17  
SINCE JAN 1 0.87 0.53 0.34 0.46  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.1 1989 0.4 -0.4 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE DEC 1 17.3 17.9 -0.6 16.3  
SINCE JUL 1 27.6 40.5 -12.9 40.5  
SNOW DEPTH 6  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 43 -17 34  
MONTH TO DATE 26 43 -17 34  
SINCE DEC 1 2578 2745 -167 2667  
SINCE JUL 1 4007 4573 -566 4275  
 
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 24 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 9.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 8:00 AM  
LOWEST 34 3:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 62 1934  
MINIMUM TEMPERATURE (F) 11 -27 1899  
 
SUNRISE AND SUNSET  
FEBRUARY 2 2025......SUNRISE 7:28 AM MST SUNSET 5:30 PM MST  
FEBRUARY 3 2025......SUNRISE 7:27 AM MST SUNSET 5:31 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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