377  
CDUS45 KRIW 140031  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
631 PM MDT FRI SEP 13 2024  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 13 2024
 
 
VALID TODAY AS OF 0600 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1891 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 73 4:46 PM 89 2015 76 -3 77  
MINIMUM 39 6:13 AM 25 1914 46 -7 49  
AVERAGE 56 61 -5 63  
 
PRECIPITATION (IN)  
TODAY 0.00 1.72 1982 0.03 -0.03 0.05  
MONTH TO DATE 0.36 0.30 0.06 0.54  
SINCE SEP 1 0.36 0.30 0.06 0.54  
SINCE JAN 1 7.38 9.74 -2.36 12.86  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 9 5 4 2  
MONTH TO DATE 20 48 -28 22  
SINCE SEP 1 20 48 -28 22  
SINCE JUL 1 38 87 -49 68  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 57 25 32 24  
SINCE SEP 1 57 25 32 24  
SINCE JAN 1 618 477 141 356    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 5.1  
 
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 60  
LOWEST 18  
AVERAGE 39  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 92 1948  
MINIMUM TEMPERATURE (F) 45 25 1904  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2024.....SUNRISE 6:53 AM MDT SUNSET 7:27 PM MDT  
SEPTEMBER 14 2024.....SUNRISE 6:54 AM MDT SUNSET 7:25 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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