990  
CDUS45 KRIW 140045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT THU MAR 13 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MARCH 13 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 58 1:50 PM 70 2007 48 10 38  
MINIMUM 41 4:59 PM -8 1897 23 18 30  
AVERAGE 50 35 15 34  
 
PRECIPITATION (IN)  
TODAY 0.01 1.09 1973 0.03 -0.02 0.26  
MONTH TO DATE 1.62 0.38 1.24 0.39  
SINCE MAR 1 1.62 0.38 1.24 0.39  
SINCE JAN 1 2.70 1.59 1.11 2.30  
 
SNOWFALL (IN)  
TODAY MM 0.4 MM 4.6  
MONTH TO DATE 16.7 5.0 11.7 5.5  
SINCE MAR 1 16.7 5.0 11.7 5.5  
SINCE JUL 1 46.5 57.2 -10.7 55.4  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 15 30 -15 31  
MONTH TO DATE 388 419 -31 399  
SINCE MAR 1 388 419 -31 399  
SINCE JUL 1 5417 6070 -653 5707  
 
COOLING  
TODAY 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 31 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 13.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79  
LOWEST 27  
AVERAGE 53  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 67 1994  
MINIMUM TEMPERATURE (F) 23 -15 1906  
 
SUNRISE AND SUNSET  
MARCH 13 2025.........SUNRISE 7:30 AM MDT SUNSET 7:19 PM MDT  
MARCH 14 2025.........SUNRISE 7:28 AM MDT SUNSET 7:21 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page