571  
CDUS43 KGRR 010523  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
123 AM EDT THU OCT 01 2026  
   
...............................
 
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 30 2026
 
 
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)  
YESTERDAY  
MAXIMUM 70 1:17 AM 86 1905 68 2 84  
MINIMUM 59 5:35 AM 28 1984 48 11 53  
AVERAGE 65 58 7 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.41 2.95 1981 0.11 0.30 0.00  
MONTH TO DATE 3.49 3.26 0.23 0.85  
SINCE SEP 1 3.49 3.26 0.23 0.85  
SINCE JAN 1 33.85 25.94 7.91 19.84  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1958 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  
YESTERDAY 0 8 -8 0  
MONTH TO DATE 84 117 -33 62  
SINCE SEP 1 84 117 -33 62  
SINCE JUL 1 94 139 -45 102  
 
COOLING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 77 70 7 59  
SINCE SEP 1 77 70 7 59  
SINCE JAN 1 652 643 9 736    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 9.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 PM  
LOWEST 54 2:00 AM  
AVERAGE 76  
   
......................................................
 
 
THE MUSKEGON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 83 2023  
MINIMUM TEMPERATURE (F) 48 27 1899  
 
SUNRISE AND SUNSET  
OCTOBER 1 2026.......SUNRISE 7:42 AM EDT SUNSET 7:26 PM EDT  
OCTOBER 2 2026.......SUNRISE 7:43 AM EDT SUNSET 7:24 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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