541  
CDUS45 KRIW 190029  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT SUN JUN 18 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR JUNE 18 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 75 4:59 PM 92 1940 79 -4 88  
1974  
MINIMUM 53 4:56 AM 29 1895 48 5 66  
AVERAGE 64 64 0 77  
 
PRECIPITATION (IN)  
TODAY 0.00 1.22 1975 0.03 -0.03 0.00  
MONTH TO DATE 2.66 0.81 1.85 T  
SINCE JUN 1 2.66 0.81 1.85 T  
SINCE JAN 1 10.82 8.06 2.76 8.81  
 
SNOWFALL (IN)  
TODAY 0.0 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 1 107.0 87.6 19.4 57.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 1 3 -2 0  
MONTH TO DATE 97 97 0 93  
SINCE JUN 1 97 97 0 93  
SINCE JUL 1 8702 7684 1018 7009  
 
COOLING  
TODAY 0 2 -2 12  
MONTH TO DATE 0 25 -25 38  
SINCE JUN 1 0 25 -25 38  
SINCE JAN 1 0 30 -30 39    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62  
LOWEST 30  
AVERAGE 46  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 97 1940  
MINIMUM TEMPERATURE (F) 48 32 2014  
 
SUNRISE AND SUNSET  
JUNE 18 2023..........SUNRISE 5:36 AM MDT SUNSET 8:56 PM MDT  
JUNE 19 2023..........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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