441  
CDUS45 KRIW 160045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT TUE APR 15 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 15 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 72 3:14 PM 78 1962 56 16 66  
1985  
MINIMUM 26 4:30 AM 1 1945 30 -4 38  
AVERAGE 49 43 6 52  
 
PRECIPITATION (IN)  
TODAY 0.00 0.88 2015 0.06 -0.06 0.02  
MONTH TO DATE 0.07 0.95 -0.88 0.15  
SINCE MAR 1 3.10 2.24 0.86 1.52  
SINCE JAN 1 4.18 3.45 0.73 3.43  
 
SNOWFALL (IN)  
TODAY MM 0.5 MM 0.0  
MONTH TO DATE 0.7 8.8 -8.1 1.4  
SINCE MAR 1 30.0 23.2 6.8 18.0  
SINCE JUL 1 60.3 75.4 -15.1 67.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 16 22 -6 13  
MONTH TO DATE 303 349 -46 260  
SINCE MAR 1 1133 1248 -115 1128  
SINCE JUL 1 6162 6899 -737 6436  
 
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 18 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56  
LOWEST 8  
AVERAGE 32  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 78 1985  
MINIMUM TEMPERATURE (F) 30 12 1945  
 
SUNRISE AND SUNSET  
APRIL 15 2025.........SUNRISE 6:33 AM MDT SUNSET 7:58 PM MDT  
APRIL 16 2025.........SUNRISE 6:31 AM MDT SUNSET 7:59 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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