367  
CDUS45 KRIW 270731  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT FRI JUN 27 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JUNE 26 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 MM MM 99 1990 82 MM 80  
MINIMUM MM MM 34 1904 50 MM 57  
AVERAGE MM 66 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.58 1952 0.02 -0.02 T  
MONTH TO DATE 0.70 1.00 -0.30 0.11  
SINCE JUN 1 0.70 1.00 -0.30 0.11  
SINCE JAN 1 9.26 8.25 1.01 5.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE JUN 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 79.0 87.6 -8.6 70.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 2 MM 0  
MONTH TO DATE 88 117 -29 34  
SINCE JUN 1 88 117 -29 34  
SINCE JUL 1 6900 7704 -804 7183  
 
COOLING  
YESTERDAY MM 3 MM 4  
MONTH TO DATE 75 45 30 119  
SINCE JUN 1 75 45 30 119  
SINCE JAN 1 83 50 33 119    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
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 52 6:00 AM  
LOWEST 11 3:00 PM  
AVERAGE 32  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 96 1970  
1990  
2013  
MINIMUM TEMPERATURE (F) 51 39 1914  
1915  
1969  
 
SUNRISE AND SUNSET  
JUNE 27 2025..........SUNRISE 5:39 AM MDT SUNSET 8:57 PM MDT  
JUNE 28 2025..........SUNRISE 5:39 AM MDT SUNSET 8:57 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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