640  
CDUS43 KGRR 120529  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1229 AM EST TUE DEC 12 2023  
   
...............................
 
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 11 2023
 
 
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)  
YESTERDAY  
MAXIMUM 33 2:44 PM 62 1949 37 -4 37  
MINIMUM 26 11:12 PM -16 1868 25 1 32  
AVERAGE 30 31 -1 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.06 1970 0.06 -0.06 T  
MONTH TO DATE 0.93 0.72 0.21 0.27  
SINCE DEC 1 0.93 0.72 0.21 0.27  
SINCE JAN 1 35.51 32.15 3.36 30.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 14.5 2000 0.4 -0.4 T  
MONTH TO DATE T 3.7 -3.7 1.5  
SINCE DEC 1 T 3.7 -3.7 1.5  
SINCE JUL 1 2.3 7.8 -5.5 11.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 34 1 30  
MONTH TO DATE 298 361 -63 322  
SINCE DEC 1 298 361 -63 322  
SINCE JUL 1 1569 1743 -174 1521  
 
COOLING  
YESTERDAY 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 8 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 12:00 AM  
LOWEST 61 12:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 62 1949  
MINIMUM TEMPERATURE (F) 24 -24 1895  
 
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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