147  
CDUS43 KGRR 202225  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
525 PM EST WED DEC 20 2023  
   
...............................
 
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 20 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 40 3:13 PM 59 1957 34 6 34  
MINIMUM 28 2:51 AM -10 1876 22 6 24  
1901  
AVERAGE 34 28 6 29  
 
PRECIPITATION (IN)  
TODAY 0.00 1.10 1895 0.05 -0.05 0.00  
MONTH TO DATE 1.15 1.22 -0.07 0.46  
SINCE DEC 1 1.15 1.22 -0.07 0.46  
SINCE JAN 1 35.73 32.65 3.08 31.01  
 
SNOWFALL (IN)  
TODAY 0.0 7.9 1951 0.4 -0.4 0.0  
MONTH TO DATE 2.5 6.9 -4.4 3.0  
SINCE DEC 1 2.5 6.9 -4.4 3.0  
SINCE JUL 1 4.8 11.0 -6.2 13.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 31 37 -6 36  
MONTH TO DATE 557 682 -125 629  
SINCE DEC 1 557 682 -125 629  
SINCE JUL 1 1828 2064 -236 1828  
 
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 6 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 6:00 AM  
LOWEST 48 5:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE LANSING CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 61 1967  
MINIMUM TEMPERATURE (F) 22 -15 1864  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 8:05 AM EST SUNSET 5:07 PM EST  
DECEMBER 21 2023......SUNRISE 8:06 AM EST SUNSET 5:07 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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