036  
CDUS45 KRIW 130728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST FRI DEC 13 2024  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 12 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 37 2:51 PM 57 1924 33 4 32  
1929  
1995  
MINIMUM 20 11:19 PM -28 1932 10 10 18  
AVERAGE 29 22 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.55 1926 0.02 -0.02 T  
MONTH TO DATE 0.00 0.27 -0.27 0.03  
SINCE DEC 1 0.00 0.27 -0.27 0.03  
SINCE JAN 1 9.19 12.87 -3.68 16.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.5 1992 0.3 -0.3 T  
MONTH TO DATE 0.0 3.9 -3.9 0.1  
SINCE DEC 1 0.0 3.9 -3.9 0.1  
SINCE JUL 1 10.3 26.5 -16.2 24.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 43 -7 40  
MONTH TO DATE 379 501 -122 444  
SINCE DEC 1 379 501 -122 444  
SINCE JUL 1 1808 2329 -521 2052  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 644 485 159 361    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 62 10:00 PM  
LOWEST 38 3:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 60 1921  
MINIMUM TEMPERATURE (F) 10 -23 1926  
1932  
 
SUNRISE AND SUNSET  
DECEMBER 13 2024......SUNRISE 7:38 AM MST SUNSET 4:41 PM MST  
DECEMBER 14 2024......SUNRISE 7:38 AM MST SUNSET 4:41 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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