696  
CDUS45 KRIW 200728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT FRI JUN 20 2025  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JUNE 19 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 95 4:18 PM 97 1940 79 16 70  
MINIMUM 54 4:30 AM 32 2014 48 6 38  
AVERAGE 75 64 11  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.31 1921 0.03 -0.03 0.00  
MONTH TO DATE 0.70 0.84 -0.14 0.01  
SINCE JUN 1 0.70 0.84 -0.14 0.01  
SINCE JAN 1 9.26 8.09 1.17 5.87  
 
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 0 3 -3 11  
MONTH TO DATE 68 100 -32 34  
SINCE JUN 1 68 100 -32 34  
SINCE JUL 1 6880 7687 -807 7183  
 
COOLING  
YESTERDAY 10 2 8 0  
MONTH TO DATE 57 27 30 74  
SINCE JUN 1 57 27 30 74  
SINCE JAN 1 65 32 33 74    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 6.9  
 
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 50 7:00 AM  
LOWEST 9 3:00 PM  
AVERAGE 30  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 1936  
2007  
MINIMUM TEMPERATURE (F) 49 31 1906  
 
SUNRISE AND SUNSET  
JUNE 20 2025..........SUNRISE 5:36 AM MDT SUNSET 8:57 PM MDT  
JUNE 21 2025..........SUNRISE 5:37 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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