394  
CDUS45 KRIW 270735  
CLILND  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
1235 AM MST WED DEC 27 2023  
   
...............................
 
 
   
..THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 26 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 23 3:20 PM 57 1980 32 -9 32  
MINIMUM 2 8:02 AM -22 1944 9 -7 17  
AVERAGE 13 20 -7  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.46 2003 0.02 -0.02 0.00  
MONTH TO DATE 0.71 0.53 0.18 1.32  
SINCE DEC 1 0.71 0.53 0.18 1.32  
SINCE JAN 1 17.72 13.13 4.59 13.92  
 
SNOWFALL (IN)  
YESTERDAY 0.0 11.5 2003 0.3 -0.3 0.0  
MONTH TO DATE 0.1 7.8 -7.7 14.8  
SINCE DEC 1 0.1 7.8 -7.7 14.8  
SINCE JUL 1 24.3 30.4 -6.1 29.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 52 45 7 40  
MONTH TO DATE 1011 1124 -113 1310  
SINCE DEC 1 1011 1124 -113 1310  
SINCE JUL 1 2619 2952 -333 3057  
 
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 8 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 2.3  
 
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 76 12:00 AM  
LOWEST 46 4:00 AM  
AVERAGE 61  
   
......................................................
 
 
THE LANDER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 56 1898  
MINIMUM TEMPERATURE (F) 9 -21 1916  
 
SUNRISE AND SUNSET  
DECEMBER 27 2023......SUNRISE 7:45 AM MST SUNSET 4:47 PM MST  
DECEMBER 28 2023......SUNRISE 7:45 AM MST SUNSET 4:48 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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