118  
CDUS43 KGRR 122225  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
525 PM EST TUE DEC 12 2023  
   
...............................
 
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 12 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1864 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 38 1:04 PM 62 1949 37 1 35  
MINIMUM 27 2:00 AM -24 1895 24 3 32  
AVERAGE 33 30 3 34  
 
PRECIPITATION (IN)  
TODAY 0.00 1.70 1946 0.06 -0.06 T  
MONTH TO DATE 0.93 0.78 0.15 0.27  
SINCE DEC 1 0.93 0.78 0.15 0.27  
SINCE JAN 1 35.51 32.21 3.30 30.82  
 
SNOWFALL (IN)  
TODAY 0.0 5.2 2010 0.3 -0.3 T  
MONTH TO DATE T 4.0 -4.0 1.5  
SINCE DEC 1 T 4.0 -4.0 1.5  
SINCE JUL 1 2.3 8.1 -5.8 11.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 32 35 -3 31  
MONTH TO DATE 330 396 -66 353  
SINCE DEC 1 330 396 -66 353  
SINCE JUL 1 1601 1778 -177 1552  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 701 657 44 918    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 15.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 8:00 AM  
LOWEST 50 12:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE LANSING CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 2015  
MINIMUM TEMPERATURE (F) 24 -10 1867  
 
SUNRISE AND SUNSET  
DECEMBER 12 2023......SUNRISE 7:59 AM EST SUNSET 5:05 PM EST  
DECEMBER 13 2023......SUNRISE 8:00 AM EST SUNSET 5:05 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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