379  
CDUS45 KRIW 110730  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
130 AM MDT FRI APR 11 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR APRIL 10 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 72 3:09 PM 73 1985 55 17 53  
2012  
MINIMUM 33 6:22 AM 5 2013 29 4 29  
AVERAGE 53 42 11  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.43 2019 0.07 -0.07 0.00  
MONTH TO DATE 0.07 0.61 -0.54 0.13  
SINCE MAR 1 3.10 1.90 1.20 1.50  
SINCE JAN 1 4.18 3.11 1.07 3.41  
 
SNOWFALL (IN)  
YESTERDAY 0.0 17.6 1979 0.6 -0.6 0.0  
MONTH TO DATE 0.7 5.9 -5.2 1.4  
SINCE MAR 1 30.0 20.3 9.7 18.0  
SINCE JUL 1 60.3 72.5 -12.2 67.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 23 -11 24  
MONTH TO DATE 231 237 -6 206  
SINCE MAR 1 1061 1136 -75 1074  
SINCE JUL 1 6090 6787 -697 6382  
 
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 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 5.2  
 
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 54 7:00 AM  
LOWEST 13 5:00 PM  
AVERAGE 34  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 79 2012  
MINIMUM TEMPERATURE (F) 29 7 1997  
 
SUNRISE AND SUNSET  
APRIL 11 2025.........SUNRISE 6:39 AM MDT SUNSET 7:53 PM MDT  
APRIL 12 2025.........SUNRISE 6:38 AM MDT SUNSET 7:54 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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