106  
CDUS43 KGRR 310539  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1239 AM EST TUE DEC 31 2024  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 30 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1864 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 47 3:29 PM 60 1875 32 15 40  
MINIMUM 28 11:40 PM -17 1976 20 8 27  
AVERAGE 38 26 12 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 1.41 2019 0.06 0.08 0.00  
MONTH TO DATE 2.50 1.83 0.67 2.17  
SINCE DEC 1 2.50 1.83 0.67 2.17  
SINCE JAN 1 34.01 33.26 0.75 36.75  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1895 0.4 -0.4 0.0  
MONTH TO DATE 9.7 10.9 -1.2 2.5  
SINCE DEC 1 9.7 10.9 -1.2 2.5  
SINCE JUL 1 12.1 15.0 -2.9 4.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 39 -12 31  
MONTH TO DATE 1027 1061 -34 789  
SINCE DEC 1 1027 1061 -34 789  
SINCE JUL 1 2064 2443 -379 2060  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 723 657 66 701    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 11.5  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1:00 AM  
LOWEST 58 4:00 PM  
AVERAGE 77  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 70 1875  
MINIMUM TEMPERATURE (F) 20 -15 1976  
 
SUNRISE AND SUNSET  
DECEMBER 31 2024......SUNRISE 8:09 AM EST SUNSET 5:15 PM EST  
JANUARY 1 2025.......SUNRISE 8:09 AM EST SUNSET 5:15 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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