384  
CDUS45 KRIW 180727  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST TUE NOV 18 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR NOVEMBER 17 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 48 6:02 PM 67 2008 44 4 46  
MINIMUM 40 7:46 AM -10 1978 19 21 20  
AVERAGE 44 31 13  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 1.03 2016 0.03 0.18 0.00  
MONTH TO DATE 0.33 0.47 -0.14 0.32  
SINCE SEP 1 3.02 2.85 0.17 2.17  
SINCE JAN 1 13.03 12.29 0.74 9.19  
 
SNOWFALL (IN)  
YESTERDAY MM 13.5 2016 0.4 MM 0.0  
MONTH TO DATE 0.0 5.9 -5.9 4.3  
SINCE SEP 1 T 17.9 -17.9 10.3  
SINCE JUL 1 T 17.9 -17.9 10.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 34 -13 32  
MONTH TO DATE 323 508 -185 509  
SINCE SEP 1 960 1310 -350 967  
SINCE JUL 1 965 1349 -384 985  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 42 33 9 83  
SINCE JAN 1 569 485 84 644    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 7:00 AM  
LOWEST 74 5:00 PM  
AVERAGE 86  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 66 2020  
MINIMUM TEMPERATURE (F) 19 -5 1893  
1980  
 
SUNRISE AND SUNSET  
NOVEMBER 18 2025......SUNRISE 7:11 AM MST SUNSET 4:49 PM MST  
NOVEMBER 19 2025......SUNRISE 7:12 AM MST SUNSET 4:48 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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