467  
CDUS43 KGRR 130633  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
233 AM EDT MON OCT 13 2025  
   
...............................  
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR OCTOBER 12 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 67 3:32 PM 80 1943 62 5 67  
2008  
MINIMUM 40 5:02 AM 27 1993 44 -4 46  
AVERAGE 54 53 1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.33 1985 0.13 -0.13 0.24  
MONTH TO DATE 0.50 1.46 -0.96 0.24  
SINCE SEP 1 1.35 4.72 -3.37 5.13  
SINCE JAN 1 20.34 27.40 -7.06 28.62  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1988 0.0 0.0 0.0  
2006  
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 11 12 -1 8  
MONTH TO DATE 78 121 -43 91  
SINCE SEP 1 140 237 -97 128  
SINCE JUL 1 180 259 -79 142  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 23 3 20 0  
SINCE SEP 1 82 73 9 106  
SINCE JAN 1 759 646 113 753    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 74  
   
......................................................  
 
THE MUSKEGON CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 76 1899  
1975  
1995  
MINIMUM TEMPERATURE (F) 44 25 1993  
 
SUNRISE AND SUNSET  
OCTOBER 13 2025.......SUNRISE 7:57 AM EDT SUNSET 7:05 PM EDT  
OCTOBER 14 2025.......SUNRISE 7:58 AM EDT SUNSET 7:03 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MI Page
The Nexlab IN Page
Main Text Page