483  
CDUS43 KGRR 300527  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1227 AM EST TUE DEC 30 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 29 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 40 12:05 AM 62 1889 33 7 44  
1984  
MINIMUM 20 11:55 PM -15 1880 20 0 34  
AVERAGE 30 26 4 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 1.21 2024 0.06 0.08 1.21  
MONTH TO DATE 3.05 1.77 1.28 2.36  
SINCE DEC 1 3.05 1.77 1.28 2.36  
SINCE JAN 1 28.79 33.20 -4.41 33.87  
 
SNOWFALL (IN)  
YESTERDAY 1.0 5.7 1946 0.4 0.6 T  
MONTH TO DATE 7.7 10.5 -2.8 9.7  
SINCE DEC 1 7.7 10.5 -2.8 9.7  
SINCE JUL 1 16.8 14.6 2.2 12.1  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 39 -4 26  
MONTH TO DATE 1124 1022 102 1000  
SINCE DEC 1 1124 1022 102 1000  
SINCE JUL 1 2382 2404 -22 2037  
 
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 20 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 50 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 21.9  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 9:00 AM  
LOWEST 62 11:00 PM  
AVERAGE 77  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 60 1875  
MINIMUM TEMPERATURE (F) 20 -17 1976  
 
SUNRISE AND SUNSET  
DECEMBER 30 2025......SUNRISE 8:09 AM EST SUNSET 5:14 PM EST  
DECEMBER 31 2025......SUNRISE 8:09 AM EST SUNSET 5:14 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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