481  
CDUS45 KRIW 290045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT TUE OCT 28 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 28 2025
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 44 3:32 PM 76 1968 53 -9 68  
MINIMUM 19 7:13 AM -3 1917 27 -8 41  
AVERAGE 32 40 -8 55  
 
PRECIPITATION (IN)  
TODAY 0.00 0.96 1929 0.04 -0.04 T  
MONTH TO DATE 1.49 1.30 0.19 0.62  
SINCE SEP 1 2.69 2.28 0.41 1.02  
SINCE JAN 1 12.70 11.72 0.98 8.04  
 
SNOWFALL (IN)  
TODAY MM 0.3 MM 0.0  
MONTH TO DATE T 9.4 -9.4 T  
SINCE SEP 1 T 10.9 -10.9 T  
SINCE JUL 1 T 10.9 -10.9 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 33 25 8 10  
MONTH TO DATE 462 531 -69 273  
SINCE SEP 1 561 726 -165 357  
SINCE JUL 1 566 765 -199 375  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 42 32 10 83  
SINCE JAN 1 569 484 85 644    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60  
LOWEST 22  
AVERAGE 41  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 74 1950  
1968  
MINIMUM TEMPERATURE (F) 27 -14 1917  
 
SUNRISE AND SUNSET  
OCTOBER 28 2025.......SUNRISE 7:45 AM MDT SUNSET 6:12 PM MDT  
OCTOBER 29 2025.......SUNRISE 7:46 AM MDT SUNSET 6:11 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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