346  
CDUS43 KGRR 172239  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
539 PM EST SUN DEC 17 2023  
   
...............................  
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR DECEMBER 17 2023  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 48 10:18 AM 50 1939 37 11 32  
MINIMUM 45 4:59 PM 0 1973 26 19 30  
AVERAGE 47 31 16 31  
 
PRECIPITATION (IN)  
TODAY 0.01 0.61 1921 0.07 -0.06 0.20  
MONTH TO DATE 0.88 1.39 -0.51 0.98  
SINCE DEC 1 0.88 1.39 -0.51 0.98  
SINCE JAN 1 31.56 34.05 -2.49 32.11  
 
SNOWFALL (IN)  
TODAY 0.0 14.8 1963 0.8 -0.8 2.3  
MONTH TO DATE 2.0 11.3 -9.3 7.4  
SINCE DEC 1 2.0 11.3 -9.3 7.4  
SINCE JUL 1 15.2 17.8 -2.6 13.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 18 34 -16 34  
MONTH TO DATE 400 536 -136 483  
SINCE DEC 1 400 536 -136 483  
SINCE JUL 1 1503 1809 -306 1611  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 795 650 145 878    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 76 5:00 PM  
AVERAGE 83  
   
......................................................  
 
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 53 1939  
MINIMUM TEMPERATURE (F) 26 2 1919  
1922  
1945  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 8:11 AM EST SUNSET 5:11 PM EST  
DECEMBER 18 2023......SUNRISE 8:12 AM EST SUNSET 5:11 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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