011  
CDUS43 KGRR 160602  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
102 AM EST TUE DEC 16 2025  
   
...............................
 
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 15 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1864 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 19 11:59 PM 64 1971 36 -17 41  
MINIMUM 13 11:18 AM -13 1868 24 -11 33  
1917  
AVERAGE 16 30 -14 37  
 
PRECIPITATION (IN)  
YESTERDAY T 1.17 1971 0.05 -0.05 0.23  
MONTH TO DATE 0.98 0.94 0.04 0.56  
SINCE DEC 1 0.98 0.94 0.04 0.56  
SINCE JAN 1 26.72 32.37 -5.65 32.07  
 
SNOWFALL (IN)  
YESTERDAY T 10.0 1884 0.4 -0.4 0.0  
MONTH TO DATE 6.7 5.1 1.6 4.1  
SINCE DEC 1 6.7 5.1 1.6 4.1  
SINCE JUL 1 15.8 9.2 6.6 6.5  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
YESTERDAY 49 35 14 28  
MONTH TO DATE 674 501 173 546  
SINCE DEC 1 674 501 173 546  
SINCE JUL 1 1932 1883 49 1583  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 803 657 146 723    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 12.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 12:00 AM  
LOWEST 41 2:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 63 2021  
MINIMUM TEMPERATURE (F) 23 -11 1876  
 
SUNRISE AND SUNSET  
DECEMBER 16 2025......SUNRISE 8:03 AM EST SUNSET 5:06 PM EST  
DECEMBER 17 2025......SUNRISE 8:03 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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