229  
CDUS45 KRIW 300726  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 AM MDT THU OCT 30 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 29 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 59 3:39 PM 74 1950 53 6 41  
1968  
MINIMUM 20 1:05 AM -14 1917 27 -7 30  
AVERAGE 40 40 0  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.05 1922 0.03 -0.03 0.79  
MONTH TO DATE 1.49 1.33 0.16 1.41  
SINCE SEP 1 2.69 2.31 0.38 1.81  
SINCE JAN 1 12.70 11.75 0.95 8.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.0 2002 0.4 -0.4 5.0  
MONTH TO DATE T 9.8 -9.8 5.0  
SINCE SEP 1 T 11.3 -11.3 5.0  
SINCE JUL 1 T 11.3 -11.3 5.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 25 0 29  
MONTH TO DATE 487 556 -69 302  
SINCE SEP 1 586 751 -165 386  
SINCE JUL 1 591 790 -199 404  
 
COOLING  
YESTERDAY 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 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.8  
 
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 65 6:00 AM  
LOWEST 21 2:00 PM  
AVERAGE 43  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 73 1933  
1950  
MINIMUM TEMPERATURE (F) 26 -9 2019  
 
SUNRISE AND SUNSET  
OCTOBER 30 2025.......SUNRISE 7:47 AM MDT SUNSET 6:09 PM MDT  
OCTOBER 31 2025.......SUNRISE 7:48 AM MDT SUNSET 6:08 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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