105  
CDUS43 KGRR 110548  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
1247 AM EST WED DEC 11 2019  
 
   
...............................
 
 
   
..THE MUSKEGON MI CLIMATE SUMMARY FOR DECEMBER 10 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 33 1228 AM 61 1971 36 -3 37  
MINIMUM 21 416 PM 6 1932 27 -6 28  
AVERAGE 27 32 -5 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 1.82 1971 0.09 0.01 0.00  
MONTH TO DATE 1.29 0.94 0.35 0.90  
SINCE DEC 1 1.29 0.94 0.35 0.90  
SINCE JAN 1 45.45 31.88 13.57 40.94  
 
SNOWFALL (IN)  
YESTERDAY 2.0 8.0 1977 0.9 1.1 0.0  
MONTH TO DATE 4.4 7.8 -3.4 1.8  
SINCE DEC 1 4.4 7.8 -3.4 1.8  
SINCE JUL 1 15.3 14.0 1.3 14.3  
SNOW DEPTH T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 33 5 32  
MONTH TO DATE 303 321 -18 334  
SINCE DEC 1 303 321 -18 334  
SINCE JUL 1 1673 1688 -15 1750  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 640 566 74 912    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 13.4  
 
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LT FREEZING RAIN  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 100 AM  
LOWEST 54 1100 PM  
AVERAGE 70  
   
......................................................
 
 
 
THE MUSKEGON MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 60 1949  
MINIMUM TEMPERATURE (F) 27 2 1958  
 
 
SUNRISE AND SUNSET  
DECEMBER 11 2019......SUNRISE 806 AM EST SUNSET 510 PM EST  
DECEMBER 12 2019......SUNRISE 807 AM EST SUNSET 510 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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