150  
CDUS45 KRIW 140727  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1227 AM MST SAT DEC 14 2024  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 13 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 49 1:44 PM 60 1921 33 16 27  
MINIMUM 16 5:41 AM -23 1926 10 6 12  
1932  
AVERAGE 33 21 12  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 1916 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.29 -0.29 0.03  
SINCE DEC 1 0.00 0.29 -0.29 0.03  
SINCE JAN 1 9.19 12.89 -3.70 16.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.1 1975 0.3 -0.3 0.0  
MONTH TO DATE 0.0 4.2 -4.2 0.1  
SINCE DEC 1 0.0 4.2 -4.2 0.1  
SINCE JUL 1 10.3 26.8 -16.5 24.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 44 -12 45  
MONTH TO DATE 411 545 -134 489  
SINCE DEC 1 411 545 -134 489  
SINCE JUL 1 1840 2373 -533 2097  
 
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 13 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.3  
 
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 71 6:00 AM  
LOWEST 22 2:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 61 1924  
MINIMUM TEMPERATURE (F) 10 -26 1926  
 
SUNRISE AND SUNSET  
DECEMBER 14 2024......SUNRISE 7:38 AM MST SUNSET 4:41 PM MST  
DECEMBER 15 2024......SUNRISE 7:39 AM MST SUNSET 4:42 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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