791  
CDUS45 KRIW 030045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
545 PM MST TUE DEC 02 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 2 2025  
 
VALID TODAY AS OF 0500 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 47 12:48 PM 65 2021 36 11 53  
MINIMUM 19 7:42 AM -12 1985 13 6 20  
AVERAGE 33 25 8 37  
 
PRECIPITATION (IN)  
TODAY 0.00 0.98 1955 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.04 -0.04 0.00  
SINCE DEC 1 0.00 0.04 -0.04 0.00  
SINCE JAN 1 13.13 12.64 0.49 9.19  
 
SNOWFALL (IN)  
TODAY MM 0.4 MM 0.0  
MONTH TO DATE 0.0 0.7 -0.7 0.0  
SINCE DEC 1 0.0 0.7 -0.7 0.0  
SINCE JUL 1 1.1 23.3 -22.2 10.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 32 40 -8 28  
MONTH TO DATE 78 80 -2 58  
SINCE DEC 1 78 80 -2 58  
SINCE JUL 1 1448 1908 -460 1487  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 569 485 84 644    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71  
LOWEST 32  
AVERAGE 52  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 61 1941  
MINIMUM TEMPERATURE (F) 13 -18 1897  
 
SUNRISE AND SUNSET  
DECEMBER 2 2025......SUNRISE 7:27 AM MST SUNSET 4:42 PM MST  
DECEMBER 3 2025......SUNRISE 7:28 AM MST SUNSET 4:41 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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