350  
CDUS43 KGRR 162134  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
534 PM EDT WED SEP 16 2026  
   
...............................
 
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 16 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1896 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 3:50 PM 90 2024 74 -2 80  
MINIMUM 61 7:43 AM 31 1929 53 8 56  
AVERAGE 67 64 3 68  
 
PRECIPITATION (IN)  
TODAY 0.00 1.40 1913 0.11 -0.11 0.00  
MONTH TO DATE 2.00 1.69 0.31 0.41  
SINCE SEP 1 2.00 1.69 0.31 0.41  
SINCE JAN 1 32.36 24.37 7.99 19.40  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 12 36 -24 60  
SINCE SEP 1 12 36 -24 60  
SINCE JUL 1 22 58 -36 100  
 
COOLING  
TODAY 2 2 0 3  
MONTH TO DATE 77 50 27 20  
SINCE SEP 1 77 50 27 20  
SINCE JAN 1 652 623 29 697    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 68 2:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 88 1955  
MINIMUM TEMPERATURE (F) 53 36 1959  
1990  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2026.....SUNRISE 7:26 AM EDT SUNSET 7:53 PM EDT  
SEPTEMBER 17 2026.....SUNRISE 7:27 AM EDT SUNSET 7:51 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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