638  
CDUS45 KRIW 180029  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
629 PM MDT TUE OCT 17 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 17 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 76R 1:59 PM 76 1926 58 18 68  
1974  
MINIMUM 42 8:37 AM 9 1925 32 10 33  
AVERAGE 59 45 14 51  
 
PRECIPITATION (IN)  
TODAY 0.00 1.03 1994 0.05 -0.05 0.00  
MONTH TO DATE 1.76 0.87 0.89 0.27  
SINCE SEP 1 2.32 1.85 0.47 1.77  
SINCE JAN 1 15.54 11.29 4.25 11.49  
 
SNOWFALL (IN)  
TODAY 0.0 0.4 -0.4 0.0  
MONTH TO DATE 0.0 5.3 -5.3 0.0  
SINCE SEP 1 0.0 6.8 -6.8 0.0  
SINCE JUL 1 0.0 6.8 -6.8 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 6 20 -14 14  
MONTH TO DATE 226 281 -55 224  
SINCE SEP 1 322 476 -154 331  
SINCE JUL 1 368 515 -147 332  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 29 32 -3 102  
SINCE JAN 1 361 484 -123 720    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.8  
 
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 82  
LOWEST 14  
AVERAGE 48  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 80 1958  
MINIMUM TEMPERATURE (F) 31 9 1917  
 
SUNRISE AND SUNSET  
OCTOBER 17 2023.......SUNRISE 7:30 AM MDT SUNSET 6:29 PM MDT  
OCTOBER 18 2023.......SUNRISE 7:32 AM MDT SUNSET 6:28 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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