988  
CDUS43 KGRR 230526  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
126 AM EDT WED SEP 23 2026  
   
...............................  
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 22 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 68 3:37 PM 90 2017 71 -3 78  
MINIMUM 46 4:35 AM 31 1976 51 -5 63  
AVERAGE 57 61 -4 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.62 1988 0.12 -0.12 0.02  
MONTH TO DATE 3.08 2.38 0.70 0.68  
SINCE SEP 1 3.08 2.38 0.70 0.68  
SINCE JAN 1 33.44 25.06 8.38 19.67  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1949 0.0 0.0 0.0  
1983  
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 8 5 3 0  
MONTH TO DATE 41 63 -22 60  
SINCE SEP 1 41 63 -22 60  
SINCE JUL 1 51 85 -34 100  
 
COOLING  
YESTERDAY 0 1 -1 6  
MONTH TO DATE 77 61 16 51  
SINCE SEP 1 77 61 16 51  
SINCE JAN 1 652 634 18 728    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 4:00 AM  
LOWEST 38 2:00 PM  
AVERAGE 64  
   
......................................................  
 
THE MUSKEGON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 92 2017  
MINIMUM TEMPERATURE (F) 51 31 1896  
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2026.....SUNRISE 7:33 AM EDT SUNSET 7:40 PM EDT  
SEPTEMBER 24 2026.....SUNRISE 7:34 AM EDT SUNSET 7:38 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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