678  
CDUS45 KRIW 200032  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
532 PM MST THU DEC 19 2024  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 19 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 49 2:51 PM 62 1917 32 17 39  
MINIMUM 26 8:12 AM -40 1924 9 17 19  
AVERAGE 38 20 18 29  
 
PRECIPITATION (IN)  
TODAY 0.00 0.34 1892 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.40 -0.40 0.03  
SINCE DEC 1 0.00 0.40 -0.40 0.03  
SINCE JAN 1 9.19 13.00 -3.81 16.14  
 
SNOWFALL (IN)  
TODAY 0.0 0.3 -0.3 0.0  
MONTH TO DATE 0.0 5.9 -5.9 0.1  
SINCE DEC 1 0.0 5.9 -5.9 0.1  
SINCE JUL 1 10.3 28.5 -18.2 24.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 27 44 -17 36  
MONTH TO DATE 609 809 -200 727  
SINCE DEC 1 609 809 -200 727  
SINCE JUL 1 2038 2637 -599 2335  
 
COOLING  
TODAY 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 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.4  
 
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 55  
LOWEST 22  
AVERAGE 39  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 55 1917  
MINIMUM TEMPERATURE (F) 9 -37 1924  
 
SUNRISE AND SUNSET  
DECEMBER 19 2024......SUNRISE 7:42 AM MST SUNSET 4:43 PM MST  
DECEMBER 20 2024......SUNRISE 7:42 AM MST SUNSET 4:44 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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