402  
CDUS43 KGRR 080549  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
1249 AM EST WED JAN 8 2020  
 
   
...............................
 
 
   
..THE MUSKEGON MI CLIMATE SUMMARY FOR JANUARY 7 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1896 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 557 PM 58 2008 31 8 47  
MINIMUM 30 1159 PM -11 1988 21 9 32  
AVERAGE 35 26 9 40  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.60 2008 0.08 -0.07 0.57  
MONTH TO DATE 0.02 0.51 -0.49 0.77  
SINCE DEC 1 3.83 3.06 0.77 2.96  
SINCE JAN 1 0.02 0.51 -0.49 0.77  
 
SNOWFALL (IN)  
YESTERDAY T 10.2 1970 0.9 -0.9 T  
MONTH TO DATE T 6.3 -6.3 2.0  
SINCE DEC 1 12.4 35.2 -22.8 5.2  
SINCE JUL 1 23.3 41.4 -18.1 17.7  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 39 -9 25  
MONTH TO DATE 202 271 -69 217  
SINCE DEC 1 1172 1350 -178 1182  
SINCE JUL 1 2542 2717 -175 2598  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 12.3  
 
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 100 PM  
LOWEST 47 900 PM  
AVERAGE 68  
   
......................................................
 
 
 
THE MUSKEGON MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 55 1965  
MINIMUM TEMPERATURE (F) 21 -3 1996  
1988  
 
 
SUNRISE AND SUNSET  
JANUARY 8 2020.......SUNRISE 816 AM EST SUNSET 527 PM EST  
JANUARY 9 2020.......SUNRISE 816 AM EST SUNSET 528 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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