221  
CDUS45 KRIW 030728  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1228 AM MST SUN DEC 03 2023  
   
...............................  
 
   
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 2 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 37 5:34 PM 65 2021 36 1 38  
MINIMUM 11 5:50 AM -12 1985 13 -2 7  
AVERAGE 24 25 -1  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.98 1955 0.02 -0.02 T  
MONTH TO DATE 0.00 0.04 -0.04 T  
SINCE DEC 1 0.00 0.04 -0.04 T  
SINCE JAN 1 17.01 12.64 4.37 12.60  
 
SNOWFALL (IN)  
YESTERDAY 0.0 15.7 1955 0.4 -0.4 0.0  
MONTH TO DATE 0.0 0.7 -0.7 0.0  
SINCE DEC 1 0.0 0.7 -0.7 0.0  
SINCE JUL 1 24.2 23.3 0.9 14.2  
SNOW DEPTH 11  
 
DEGREE DAYS  
HEATING  
YESTERDAY 41 40 1 42  
MONTH TO DATE 94 80 14 83  
SINCE DEC 1 94 80 14 83  
SINCE JUL 1 1702 1908 -206 1830  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 361 485 -124 720    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.0  
 
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 80 4:00 AM  
LOWEST 45 7:00 PM  
AVERAGE 63  
   
......................................................  
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 61 1941  
MINIMUM TEMPERATURE (F) 13 -18 1897  
 
SUNRISE AND SUNSET  
DECEMBER 3 2023......SUNRISE 7:28 AM MST SUNSET 4:41 PM MST  
DECEMBER 4 2023......SUNRISE 7:29 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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