390  
CDUS43 KGRR 190546  
CLILAN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1246 AM EST TUE DEC 19 2023  
   
...............................  
 
   
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 18 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 38 12:56 AM 55 1895 35 3 28  
MINIMUM 27 11:52 PM -25 1884 23 4 24  
AVERAGE 33 29 4 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.02 1895 0.06 0.07 0.01  
MONTH TO DATE 1.15 1.11 0.04 0.46  
SINCE DEC 1 1.15 1.11 0.04 0.46  
SINCE JAN 1 35.73 32.54 3.19 31.01  
 
SNOWFALL (IN)  
YESTERDAY 2.5 9.0 1929 0.4 2.1 0.3  
MONTH TO DATE 2.5 6.2 -3.7 3.0  
SINCE DEC 1 2.5 6.2 -3.7 3.0  
SINCE JUL 1 4.8 10.3 -5.5 13.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 36 -4 39  
MONTH TO DATE 490 609 -119 552  
SINCE DEC 1 490 609 -119 552  
SINCE JUL 1 1761 1991 -230 1751  
 
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 15 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 16.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 5:00 AM  
LOWEST 69 10:00 PM  
AVERAGE 81  
   
......................................................  
 
THE LANSING CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 58 1877  
MINIMUM TEMPERATURE (F) 23 -17 1884  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 8:04 AM EST SUNSET 5:06 PM EST  
DECEMBER 20 2023......SUNRISE 8:05 AM EST SUNSET 5:07 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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