026  
CDUS45 KRIW 190733  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
133 AM MDT THU SEP 19 2024  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 18 2024
 
 
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)  
YESTERDAY  
MAXIMUM 70 3:20 PM 89 2014 74 -4 82  
MINIMUM 43 3:21 AM 10 1965 44 -1 56  
AVERAGE 57 59 -2  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.20 1996 0.03 -0.03 0.00  
MONTH TO DATE 0.40 0.45 -0.05 0.55  
SINCE SEP 1 0.40 0.45 -0.05 0.55  
SINCE JAN 1 7.42 9.89 -2.47 12.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1978 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.4 -0.4 0.0  
SINCE SEP 1 0.0 0.4 -0.4 0.0  
SINCE JUL 1 0.0 0.4 -0.4 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 7 1 0  
MONTH TO DATE 38 78 -40 37  
SINCE SEP 1 38 78 -40 37  
SINCE JUL 1 56 117 -61 83  
 
COOLING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 60 30 30 28  
SINCE SEP 1 60 30 30 28  
SINCE JAN 1 621 482 139 360    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 13.7  
 
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 56 4:00 AM  
LOWEST 24 3:00 PM  
AVERAGE 40  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 90 2010  
MINIMUM TEMPERATURE (F) 44 24 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2024.....SUNRISE 7:00 AM MDT SUNSET 7:16 PM MDT  
SEPTEMBER 20 2024.....SUNRISE 7:01 AM MDT SUNSET 7:15 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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