684  
CDUS45 KRIW 050728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
128 AM MDT TUE SEP 05 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 4 2023
 
 
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)  
YESTERDAY  
MAXIMUM 61 4:42 PM 99 2022 80 -19 99  
MINIMUM 51 11:59 PM 30 1894 49 2 58  
AVERAGE 56 64 -8  
 
PRECIPITATION (IN)  
YESTERDAY 0.42R 0.18 2008 0.02 0.40 0.00  
MONTH TO DATE 0.43 0.07 0.36 0.00  
SINCE SEP 1 0.43 0.07 0.36 0.00  
SINCE JAN 1 13.65 9.51 4.14 9.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2020 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 3 6 0  
MONTH TO DATE 9 11 -2 0  
SINCE SEP 1 9 11 -2 0  
SINCE JUL 1 55 50 5 1  
 
COOLING  
YESTERDAY 0 2 -2 14  
MONTH TO DATE 20 10 10 48  
SINCE SEP 1 20 10 10 48  
SINCE JAN 1 352 462 -110 666    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 10:00 PM  
LOWEST 64 5:00 AM  
AVERAGE 81  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 2020  
2022  
MINIMUM TEMPERATURE (F) 49 31 1910  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2023.....SUNRISE 6:44 AM MDT SUNSET 7:43 PM MDT  
SEPTEMBER 6 2023.....SUNRISE 6:45 AM MDT SUNSET 7:41 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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