900  
CDUS43 KGRR 160522  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1222 AM EST SAT DEC 16 2023  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 15 2023  
 
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)  
YESTERDAY  
MAXIMUM 55 3:02 PM 64 1971 36 19 42  
MINIMUM 32 8:20 AM -13 1868 24 8 34  
1917  
AVERAGE 44 30 14 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.17 1971 0.05 -0.05 0.15  
MONTH TO DATE 0.93 0.94 -0.01 0.42  
SINCE DEC 1 0.93 0.94 -0.01 0.42  
SINCE JAN 1 35.51 32.37 3.14 30.97  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.0 1884 0.4 -0.4 T  
MONTH TO DATE T 5.1 -5.1 1.5  
SINCE DEC 1 T 5.1 -5.1 1.5  
SINCE JUL 1 2.3 9.2 -6.9 11.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 35 -14 27  
MONTH TO DATE 412 501 -89 442  
SINCE DEC 1 412 501 -89 442  
SINCE JUL 1 1683 1883 -200 1641  
 
COOLING  
YESTERDAY 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 SW (240)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 8:00 AM  
LOWEST 35 2:00 PM  
AVERAGE 58  
   
......................................................  
 
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 2023......SUNRISE 8:02 AM EST SUNSET 5:05 PM EST  
DECEMBER 17 2023......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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