437  
CDUS45 KRIW 180728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT TUE MAR 18 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MARCH 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 58 1:32 PM 71 2007 50 8 50  
MINIMUM 39 11:59 PM -24 1906 24 15 33  
AVERAGE 49 37 12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.64 1923 0.04 -0.04 0.00  
1998  
MONTH TO DATE 1.86 0.54 1.32 0.92  
SINCE MAR 1 1.86 0.54 1.32 0.92  
SINCE JAN 1 2.94 1.75 1.19 2.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.0 1970 0.4 -0.4 0.0  
MONTH TO DATE 21.0 6.8 14.2 12.7  
SINCE MAR 1 21.0 6.8 14.2 12.7  
SINCE JUL 1 50.8 59.0 -8.2 62.6  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 28 -12 23  
MONTH TO DATE 503 533 -30 519  
SINCE MAR 1 503 533 -30 519  
SINCE JUL 1 5532 6184 -652 5827  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 56 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 19.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 45 9:00 PM  
LOWEST 24 1:00 PM  
AVERAGE 35  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 72 2017  
MINIMUM TEMPERATURE (F) 25 -14 1965  
 
SUNRISE AND SUNSET  
MARCH 18 2025.........SUNRISE 7:21 AM MDT SUNSET 7:25 PM MDT  
MARCH 19 2025.........SUNRISE 7:19 AM MDT SUNSET 7:27 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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