430  
CDUS45 KRIW 220728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT SUN JUN 22 2025  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JUNE 21 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 85 5:11 PM 95 2016 80 5 77  
MINIMUM 60 11:59 PM 33 1960 49 11 52  
AVERAGE 73 65 8  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.04 1947 0.03 -0.03 0.10  
MONTH TO DATE 0.70 0.89 -0.19 0.11  
SINCE JUN 1 0.70 0.89 -0.19 0.11  
SINCE JAN 1 9.26 8.14 1.12 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 0 3 -3 0  
MONTH TO DATE 68 106 -38 34  
SINCE JUN 1 68 106 -38 34  
SINCE JUL 1 6880 7693 -813 7183  
 
COOLING  
YESTERDAY 8 2 6 0  
MONTH TO DATE 75 31 44 76  
SINCE JUN 1 75 31 44 76  
SINCE JAN 1 83 36 47 76    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 44 11:00 PM  
LOWEST 10 1:00 AM  
AVERAGE 27  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 1954  
MINIMUM TEMPERATURE (F) 49 34 1914  
 
SUNRISE AND SUNSET  
JUNE 22 2025..........SUNRISE 5:37 AM MDT SUNSET 8:57 PM MDT  
JUNE 23 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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