972  
CDUS43 KGRR 122224  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
524 PM EST FRI DEC 12 2025  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 12 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 29 2:31 PM 62 1949 37 -8 19  
MINIMUM 19 7:03 AM -24 1895 24 -5 9  
AVERAGE 24 30 -6 14  
 
PRECIPITATION (IN)  
TODAY 0.00 1.70 1946 0.06 -0.06 T  
MONTH TO DATE 0.94 0.78 0.16 0.33  
SINCE DEC 1 0.94 0.78 0.16 0.33  
SINCE JAN 1 26.68 32.21 -5.53 31.84  
 
SNOWFALL (IN)  
TODAY 0.0 5.2 2010 0.3 -0.3 T  
MONTH TO DATE 6.2 4.0 2.2 4.1  
SINCE DEC 1 6.2 4.0 2.2 4.1  
SINCE JUL 1 15.3 8.1 7.2 6.5  
SNOW DEPTH 6  
 
DEGREE DAYS  
HEATING  
TODAY 41 35 6 51  
MONTH TO DATE 526 396 130 425  
SINCE DEC 1 526 396 130 425  
SINCE JUL 1 1784 1778 6 1462  
 
COOLING  
TODAY 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 4 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 6:00 AM  
LOWEST 60 12:00 PM  
AVERAGE 73  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 2015  
MINIMUM TEMPERATURE (F) 24 -10 1867  
 
SUNRISE AND SUNSET  
DECEMBER 12 2025......SUNRISE 8:00 AM EST SUNSET 5:05 PM EST  
DECEMBER 13 2025......SUNRISE 8:01 AM EST SUNSET 5:05 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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