314  
CDUS43 KGRR 312125  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
525 PM EDT SUN AUG 31 2025  
   
...............................  
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR AUGUST 31 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 2:21 PM 91 1953 78 -3 81  
MINIMUM 46 6:22 AM 41 2009 59 -13 60  
AVERAGE 61 68 -7 71  
 
PRECIPITATION (IN)  
TODAY 0.00 2.97 1975 0.11 -0.11 0.00  
MONTH TO DATE 3.78 3.10 0.68 3.55  
SINCE JUN 1 7.49 8.90 -1.41 11.03  
SINCE JAN 1 18.99 22.68 -3.69 23.49  
 
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 JUN 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 4 1 3 0  
MONTH TO DATE 40 7 33 8  
SINCE JUN 1 88 66 22 41  
SINCE JUL 1 40 16 24 14  
 
COOLING  
TODAY 0 4 -4 6  
MONTH TO DATE 203 191 12 227  
SINCE JUN 1 654 537 117 626  
SINCE JAN 1 677 573 104 647    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 7:00 AM  
LOWEST 44 4:00 PM  
AVERAGE 71  
   
......................................................  
 
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 95 1953  
MINIMUM TEMPERATURE (F) 58 40 1906  
 
SUNRISE AND SUNSET  
AUGUST 31 2025........SUNRISE 7:08 AM EDT SUNSET 8:21 PM EDT  
SEPTEMBER 1 2025.....SUNRISE 7:10 AM EDT SUNSET 8:19 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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