374  
CDUS43 KGRR 120531  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1231 AM EST THU DEC 12 2024  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR DECEMBER 11 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 33 12:29 AM 63 1949 37 -4 34  
MINIMUM 18 11:59 PM -3 1962 26 -8 29  
AVERAGE 26 32 -6 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.19 1.12 1899 0.08 0.11 T  
MONTH TO DATE 0.76 0.93 -0.17 0.85  
SINCE DEC 1 0.76 0.93 -0.17 0.85  
SINCE JAN 1 34.58 37.85 -3.27 35.70  
 
SNOWFALL (IN)  
YESTERDAY 3.7 14.2 2000 0.7 3.0 T  
MONTH TO DATE 8.8 6.2 2.6 0.1  
SINCE DEC 1 8.8 6.2 2.6 0.1  
SINCE JUL 1 20.1 13.6 6.5 2.0  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 34 5 33  
MONTH TO DATE 365 353 12 297  
SINCE DEC 1 365 353 12 297  
SINCE JUL 1 1353 1666 -313 1542  
 
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 13 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 13.3  
 
SKY COVER  
POSSIBLE SUNSHINE 00 PERCENT / 00 MINUTES  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY SNOW  
SNOW  
LIGHT SNOW  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
BLOWING SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 12:00 AM  
LOWEST 70 10:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 60 1899  
1949  
1991  
MINIMUM TEMPERATURE (F) 26 -5 1958  
 
SUNRISE AND SUNSET  
DECEMBER 12 2024......SUNRISE 8:04 AM EST SUNSET 5:08 PM EST  
DECEMBER 13 2024......SUNRISE 8:05 AM EST SUNSET 5:08 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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