528  
CDUS43 KGRR 200546  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1246 AM EST FRI DEC 20 2024  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR DECEMBER 19 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1892 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 30 2:12 PM 55 1895 35 -5 32  
MINIMUM 28 11:59 PM -18 1983 24 4 26  
AVERAGE 29 30 -1 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 0.99 2008 0.08 0.03 T  
MONTH TO DATE 1.42 1.54 -0.12 1.10  
SINCE DEC 1 1.42 1.54 -0.12 1.10  
SINCE JAN 1 35.24 38.46 -3.22 35.95  
 
SNOWFALL (IN)  
YESTERDAY 2.0 10.2 2008 0.8 1.2 T  
MONTH TO DATE 15.4 11.9 3.5 1.3  
SINCE DEC 1 15.4 11.9 3.5 1.3  
SINCE JUL 1 26.7 19.3 7.4 3.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 36 0 36  
MONTH TO DATE 651 630 21 521  
SINCE DEC 1 651 630 21 521  
SINCE JUL 1 1639 1943 -304 1766  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 766 733 33 668    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE 0 MINUTES / 0 PERCENT  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 4:00 PM  
LOWEST 69 1:00 AM  
AVERAGE 81  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 58 1949  
MINIMUM TEMPERATURE (F) 24 -3 1983  
 
SUNRISE AND SUNSET  
DECEMBER 20 2024......SUNRISE 8:09 AM EST SUNSET 5:11 PM EST  
DECEMBER 21 2024......SUNRISE 8:10 AM EST SUNSET 5:11 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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