308  
CDUS43 KGRR 212224  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
524 PM EST SAT DEC 21 2019  
 
   
...............................
 
 
   
..THE MUSKEGON MI CLIMATE SUMMARY FOR DECEMBER 21 2019
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 44 1225 PM 60 1967 34 10 41  
MINIMUM 24 604 AM -3 1901 24 0 32  
AVERAGE 34 29 5 37  
 
PRECIPITATION (IN)  
TODAY 0.00 1.02 2015 0.07 -0.07 0.01  
MONTH TO DATE 1.38 1.83 -0.45 1.05  
SINCE DEC 1 1.38 1.83 -0.45 1.05  
SINCE JAN 1 45.54 32.77 12.77 41.09  
 
SNOWFALL (IN)  
TODAY 0.0 10.5 2008 1.0 -1.0 T  
MONTH TO DATE 6.3 19.0 -12.7 1.8  
SINCE DEC 1 6.3 19.0 -12.7 1.8  
SINCE JUL 1 17.2 25.2 -8.0 14.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 31 36 -5 28  
MONTH TO DATE 709 707 2 655  
SINCE DEC 1 709 707 2 655  
SINCE JUL 1 2079 2074 5 2071  
 
COOLING  
TODAY 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 8 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.4  
 
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 600 AM  
LOWEST 70 1100 AM  
AVERAGE 79  
   
......................................................
 
 
 
THE MUSKEGON MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 55 1957  
MINIMUM TEMPERATURE (F) 24 -3 1901  
 
 
SUNRISE AND SUNSET  
DECEMBER 21 2019......SUNRISE 813 AM EST SUNSET 513 PM EST  
DECEMBER 22 2019......SUNRISE 814 AM EST SUNSET 513 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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