757  
CDUS43 KGRR 202242  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
542 PM EST FRI DEC 20 2024  
   
...............................  
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR DECEMBER 20 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 30 3:22 PM 58 1949 35 -5 37  
MINIMUM 27 9:41 AM -3 1983 24 3 27  
AVERAGE 29 29 0 32  
 
PRECIPITATION (IN)  
TODAY 0.16 3.82 1895 0.07 0.09 0.00  
MONTH TO DATE 1.58 1.61 -0.03 1.10  
SINCE DEC 1 1.58 1.61 -0.03 1.10  
SINCE JAN 1 35.40 38.53 -3.13 35.95  
 
SNOWFALL (IN)  
TODAY 4.2 7.2 1951 0.7 3.5 0.0  
MONTH TO DATE 19.6 12.6 7.0 1.3  
SINCE DEC 1 19.6 12.6 7.0 1.3  
SINCE JUL 1 30.9 20.0 10.9 3.2  
SNOW DEPTH 5  
 
DEGREE DAYS  
HEATING  
TODAY 36 36 0 33  
MONTH TO DATE 687 666 21 554  
SINCE DEC 1 687 666 21 554  
SINCE JUL 1 1675 1979 -304 1799  
 
COOLING  
TODAY 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 11 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 12:00 AM  
LOWEST 69 4:00 PM  
AVERAGE 81  
   
......................................................  
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 60 1967  
MINIMUM TEMPERATURE (F) 24 -8 1989  
 
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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