344  
CDUS43 KGRR 172239  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
539 PM EST SUN DEC 17 2023  
   
...............................
 
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 17 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 46 1:41 PM 53 1921 35 11 29  
MINIMUM 41 5:57 AM -14 1884 23 18 26  
AVERAGE 44 29 15 28  
 
PRECIPITATION (IN)  
TODAY 0.06 1.65 1895 0.05 0.01 0.01  
MONTH TO DATE 1.00 1.05 -0.05 0.45  
SINCE DEC 1 1.00 1.05 -0.05 0.45  
SINCE JAN 1 35.58 32.48 3.10 31.00  
 
SNOWFALL (IN)  
TODAY 0.0 6.0 1876 0.4 -0.4 0.3  
MONTH TO DATE T 5.8 -5.8 2.7  
SINCE DEC 1 T 5.8 -5.8 2.7  
SINCE JUL 1 2.3 9.9 -7.6 12.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 21 36 -15 37  
MONTH TO DATE 456 573 -117 513  
SINCE DEC 1 456 573 -117 513  
SINCE JUL 1 1727 1955 -228 1712  
 
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 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 AM  
LOWEST 73 12:00 AM  
AVERAGE 85  
   
......................................................
 
 
THE LANSING CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 55 1895  
MINIMUM TEMPERATURE (F) 23 -25 1884  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 8:03 AM EST SUNSET 5:06 PM EST  
DECEMBER 18 2023......SUNRISE 8:04 AM EST SUNSET 5:06 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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