396  
CDUS45 KRIW 310736  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
136 AM MDT TUE OCT 31 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 30 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 44 1:40 PM 73 1933 52 -8 59  
1950  
MINIMUM 14 6:22 AM -9 2019 26 -12 27  
AVERAGE 29 39 -10  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.24 1920 0.04 -0.04 0.00  
MONTH TO DATE 1.97 1.37 0.60 0.31  
SINCE SEP 1 2.53 2.35 0.18 1.81  
SINCE JAN 1 15.75 11.79 3.96 11.53  
 
SNOWFALL (IN)  
YESTERDAY 0.0 11.0 2003 0.3 -0.3 0.0  
MONTH TO DATE 1.3 10.1 -8.8 T  
SINCE SEP 1 1.3 11.6 -10.3 T  
SINCE JUL 1 1.3 11.6 -10.3 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 26 10 22  
MONTH TO DATE 512 582 -70 484  
SINCE SEP 1 608 777 -169 591  
SINCE JUL 1 654 816 -162 592  
 
COOLING  
YESTERDAY 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 14 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 3.5  
 
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 77 8:00 AM  
LOWEST 26 3:00 PM  
AVERAGE 52  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 70 1999  
MINIMUM TEMPERATURE (F) 26 -3 1923  
1991  
 
SUNRISE AND SUNSET  
OCTOBER 31 2023.......SUNRISE 7:48 AM MDT SUNSET 6:09 PM MDT  
NOVEMBER 1 2023......SUNRISE 7:49 AM MDT SUNSET 6:08 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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