761  
CDUS43 KGRR 130527  
CLIGRR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
1227 AM EST FRI DEC 13 2024  
   
...............................
 
 
   
..THE GRAND RAPIDS CLIMATE SUMMARY FOR DECEMBER 12 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 18 12:16 AM 60 1899 37 -19 37  
1949  
1991  
MINIMUM 10 6:53 AM -5 1958 26 -16 28  
AVERAGE 14 31 -17 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.14 1.56 2020 0.08 0.06 0.00  
MONTH TO DATE 0.90 1.01 -0.11 0.85  
SINCE DEC 1 0.90 1.01 -0.11 0.85  
SINCE JAN 1 34.72 37.93 -3.21 35.70  
 
SNOWFALL (IN)  
YESTERDAY 4.6 6.0 1972 0.7 3.9 0.0  
MONTH TO DATE 13.4 6.9 6.5 0.1  
SINCE DEC 1 13.4 6.9 6.5 0.1  
SINCE JUL 1 24.7 14.3 10.4 2.0  
SNOW DEPTH 4  
 
DEGREE DAYS  
HEATING  
YESTERDAY 51 34 17 32  
MONTH TO DATE 416 387 29 329  
SINCE DEC 1 416 387 29 329  
SINCE JUL 1 1404 1700 -296 1574  
 
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 11 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 11.9  
 
SKY COVER  
POSSIBLE SUNSHINE 09 PERCENT / 48 MINUTES  
AVERAGE SKY COVER 0.9  
 
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 88 4:00 AM  
LOWEST 66 4:00 AM  
AVERAGE 77  
   
......................................................
 
 
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 61 2015  
MINIMUM TEMPERATURE (F) 25 -6 1958  
 
SUNRISE AND SUNSET  
DECEMBER 13 2024......SUNRISE 8:05 AM EST SUNSET 5:08 PM EST  
DECEMBER 14 2024......SUNRISE 8:06 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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