606  
CDUS43 KGRR 302229  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
529 PM EST MON DEC 30 2019  
 
   
...............................
 
 
   
..THE MUSKEGON MI CLIMATE SUMMARY FOR DECEMBER 30 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 49 1208 AM 53 1965 32 17 36  
MINIMUM 33 459 PM -11 1976 22 11 28  
AVERAGE 41 27 14 32  
 
PRECIPITATION (IN)  
TODAY 0.83 1.45 1972 0.07 0.76 T  
MONTH TO DATE 3.55 2.48 1.07 1.64  
SINCE DEC 1 3.55 2.48 1.07 1.64  
SINCE JAN 1 47.71 33.42 14.29 41.68  
 
SNOWFALL (IN)  
TODAY T 3.9 1993 1.0 -1.0 T  
MONTH TO DATE 6.3 27.9 -21.6 3.2  
SINCE DEC 1 6.3 27.9 -21.6 3.2  
SINCE JUL 1 17.2 34.1 -16.9 15.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 24 38 -14 33  
MONTH TO DATE 934 1042 -108 932  
SINCE DEC 1 934 1042 -108 932  
SINCE JUL 1 2304 2409 -105 2348  
 
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 9 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.2  
 
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
LIGHT SNOW  
SLEET  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 64 1200 PM  
AVERAGE 79  
   
......................................................
 
 
 
THE MUSKEGON MI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 58 2010  
MINIMUM TEMPERATURE (F) 22 -15 1976  
 
 
SUNRISE AND SUNSET  
DECEMBER 30 2019......SUNRISE 817 AM EST SUNSET 518 PM EST  
DECEMBER 31 2019......SUNRISE 817 AM EST SUNSET 519 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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