266  
CDUS45 KRIW 260759  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
159 AM MDT THU OCT 26 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR OCTOBER 25 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 69 2:13 PM 76 2014 55 14 52  
MINIMUM 27 11:59 PM -5 2020 28 -1 27  
AVERAGE 48 42 6  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.97 1996 0.04 -0.04 0.00  
MONTH TO DATE 1.83 1.19 0.64 0.31  
SINCE SEP 1 2.39 2.17 0.22 1.81  
SINCE JAN 1 15.61 11.61 4.00 11.53  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.1 1996 0.4 -0.4 0.0  
MONTH TO DATE 0.0 8.4 -8.4 T  
SINCE SEP 1 0.0 9.9 -9.9 T  
SINCE JUL 1 0.0 9.9 -9.9 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 24 -7 25  
MONTH TO DATE 313 458 -145 354  
SINCE SEP 1 409 653 -244 461  
SINCE JUL 1 455 692 -237 462  
 
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 25 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 4:00 AM  
LOWEST 23 12:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 75 1977  
MINIMUM TEMPERATURE (F) 28 -9 2020  
 
SUNRISE AND SUNSET  
OCTOBER 26 2023.......SUNRISE 7:41 AM MDT SUNSET 6:16 PM MDT  
OCTOBER 27 2023.......SUNRISE 7:43 AM MDT SUNSET 6:14 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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