938  
CDUS45 KRIW 260045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT SAT OCT 25 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 25 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 63 2:52 PM 76 2014 55 8 60  
MINIMUM 36 7:49 AM -5 2020 28 8 31  
AVERAGE 50 42 8 46  
 
PRECIPITATION (IN)  
TODAY 0.00 0.97 1996 0.04 -0.04 0.00  
MONTH TO DATE 1.45 1.19 0.26 0.62  
SINCE SEP 1 2.65 2.17 0.48 1.02  
SINCE JAN 1 12.66 11.61 1.05 8.04  
 
SNOWFALL (IN)  
TODAY MM 0.4 MM 0.0  
MONTH TO DATE T 8.4 -8.4 T  
SINCE SEP 1 T 9.9 -9.9 T  
SINCE JUL 1 T 9.9 -9.9 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 15 24 -9 19  
MONTH TO DATE 386 458 -72 238  
SINCE SEP 1 485 653 -168 322  
SINCE JUL 1 490 692 -202 340  
 
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 NW (310)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 2.9  
 
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 64  
LOWEST 32  
AVERAGE 48  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 75 1977  
MINIMUM TEMPERATURE (F) 28 -9 2020  
 
SUNRISE AND SUNSET  
OCTOBER 25 2025.......SUNRISE 7:41 AM MDT SUNSET 6:16 PM MDT  
OCTOBER 26 2025.......SUNRISE 7:42 AM MDT SUNSET 6:15 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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