025  
CDUS45 KRIW 180045  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
645 PM MDT WED JUN 17 2026  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JUNE 17 2026  
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 3:14 PM 95 1940 79 1 79  
MINIMUM 58 5:04 AM 32 1907 48 10 55  
AVERAGE 69 63 6 67  
 
PRECIPITATION (IN)  
TODAY 0.00 1.41 1998 0.03 -0.03 T  
MONTH TO DATE T 0.78 -0.78 0.70  
SINCE JUN 1 T 0.78 -0.78 0.70  
SINCE JAN 1 4.69 8.03 -3.34 9.26  
 
SNOWFALL (IN)  
TODAY MM 0.0 MM 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 38.1 87.6 -49.5 79.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 52 94 -42 68  
SINCE JUN 1 52 94 -42 68  
SINCE JUL 1 5566 7681 -2115 6880  
 
COOLING  
TODAY 4 2 2 2  
MONTH TO DATE 26 23 3 45  
SINCE JUN 1 26 23 3 45  
SINCE JAN 1 40 28 12 53    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 40  
LOWEST 16  
AVERAGE 28  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 92 1940  
1974  
MINIMUM TEMPERATURE (F) 48 29 1895  
 
SUNRISE AND SUNSET  
JUNE 17 2026..........SUNRISE 5:36 AM MDT SUNSET 8:56 PM MDT  
JUNE 18 2026..........SUNRISE 5:36 AM MDT SUNSET 8:56 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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