402  
CDUS45 KRIW 100737  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
137 AM MDT THU APR 10 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 9 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 65 2:03 PM 76 1996 55 10 59  
MINIMUM 36 5:44 AM 4 1973 29 7 26  
AVERAGE 51 42 9  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.78 1944 0.06 -0.06 0.00  
MONTH TO DATE 0.07 0.54 -0.47 0.13  
SINCE MAR 1 3.10 1.83 1.27 1.50  
SINCE JAN 1 4.18 3.04 1.14 3.41  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.0 2004 0.6 -0.6 0.0  
MONTH TO DATE 0.7 5.3 -4.6 1.4  
SINCE MAR 1 30.0 19.7 10.3 18.0  
SINCE JUL 1 60.3 71.9 -11.6 67.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 23 -9 22  
MONTH TO DATE 219 214 5 182  
SINCE MAR 1 1049 1113 -64 1050  
SINCE JUL 1 6078 6764 -686 6358  
 
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 39 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 52 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 44 6:00 AM  
LOWEST 9 2:00 PM  
AVERAGE 27  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 73 1985  
2012  
MINIMUM TEMPERATURE (F) 29 5 2013  
 
SUNRISE AND SUNSET  
APRIL 10 2025.........SUNRISE 6:41 AM MDT SUNSET 7:52 PM MDT  
APRIL 11 2025.........SUNRISE 6:39 AM MDT SUNSET 7:53 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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