907  
CDUS43 KGRR 130521  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI  
1221 AM EST MON JAN 13 2020  
 
   
...............................
 
 
   
..THE MUSKEGON MI CLIMATE SUMMARY FOR JANUARY 12 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 27 1159 PM 59 2005 31 -4 30  
MINIMUM 21 914 AM -21 1912 20 1 27  
AVERAGE 24 26 -2 29  
 
PRECIPITATION (IN)  
YESTERDAY T 1.56 1960 0.06 -0.06 0.00  
MONTH TO DATE 1.09 0.85 0.24 0.85  
SINCE DEC 1 4.90 3.40 1.50 3.04  
SINCE JAN 1 1.09 0.85 0.24 0.85  
 
SNOWFALL (IN)  
YESTERDAY T 8.0 1918 0.9 -0.9 0.0  
MONTH TO DATE 1.7 10.8 -9.1 4.3  
SINCE DEC 1 14.1 39.7 -25.6 7.5  
SINCE JUL 1 25.0 45.9 -20.9 20.0  
SNOW DEPTH 2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 41 40 1 36  
MONTH TO DATE 366 467 -101 401  
SINCE DEC 1 1336 1546 -210 1366  
SINCE JUL 1 2706 2913 -207 2782  
 
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 5 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.8  
 
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 300 AM  
LOWEST 74 1200 PM  
AVERAGE 79  
   
......................................................
 
 
 
THE MUSKEGON MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 52 1932  
MINIMUM TEMPERATURE (F) 20 -2 2015  
1912  
 
 
SUNRISE AND SUNSET  
JANUARY 13 2020.......SUNRISE 815 AM EST SUNSET 532 PM EST  
JANUARY 14 2020.......SUNRISE 815 AM EST SUNSET 534 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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