919  
CDUS45 KRIW 210729  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1229 AM MST SAT DEC 21 2024  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 20 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 56R 2:39 PM 55 1917 32 24 42  
MINIMUM 21 8:49 AM -37 1924 9 12 25  
AVERAGE 39 20 19  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.35 1920 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.42 -0.42 0.03  
SINCE DEC 1 0.00 0.42 -0.42 0.03  
SINCE JAN 1 9.19 13.02 -3.83 16.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.3 1968 0.2 -0.2 0.0  
MONTH TO DATE 0.0 6.1 -6.1 0.1  
SINCE DEC 1 0.0 6.1 -6.1 0.1  
SINCE JUL 1 10.3 28.7 -18.4 24.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 45 -19 31  
MONTH TO DATE 636 854 -218 758  
SINCE DEC 1 636 854 -218 758  
SINCE JUL 1 2065 2682 -617 2366  
 
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 14 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.9  
 
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 59 2:00 AM  
LOWEST 17 2:00 PM  
AVERAGE 38  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 61 1969  
MINIMUM TEMPERATURE (F) 9 -35 1990  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 7:43 AM MST SUNSET 4:44 PM MST  
DECEMBER 22 2024......SUNRISE 7:43 AM MST SUNSET 4:45 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page