341  
CDUS45 KRIW 190046  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
646 PM MDT TUE MAR 18 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR MARCH 18 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 39 12:03 AM 72 2017 50 -11 61  
MINIMUM 29 3:29 PM -14 1965 25 4 28  
AVERAGE 34 37 -3 45  
 
PRECIPITATION (IN)  
TODAY 0.40 1.80 1903 0.05 0.35 0.00  
MONTH TO DATE 2.26 0.59 1.67 0.92  
SINCE MAR 1 2.26 0.59 1.67 0.92  
SINCE JAN 1 3.34 1.80 1.54 2.83  
 
SNOWFALL (IN)  
TODAY MM 0.6 MM 0.0  
MONTH TO DATE 21.0 7.4 13.6 12.7  
SINCE MAR 1 21.0 7.4 13.6 12.7  
SINCE JUL 1 50.8 59.6 -8.8 62.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 31 28 3 20  
MONTH TO DATE 534 561 -27 539  
SINCE MAR 1 534 561 -27 539  
SINCE JUL 1 5563 6212 -649 5847  
 
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 30 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92  
LOWEST 57  
AVERAGE 75  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 71 1910  
MINIMUM TEMPERATURE (F) 25 -16 1906  
 
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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