544  
CDUS43 KGRR 172125  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
525 PM EDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 73 3:40 PM 88 1955 73 0 81  
MINIMUM 58 12:50 AM 36 1959 53 5 65  
1990  
AVERAGE 66 63 3 73  
 
PRECIPITATION (IN)  
TODAY 0.05 1.60 1987 0.11 -0.06 0.01  
MONTH TO DATE 1.49 1.80 -0.31 1.70  
SINCE SEP 1 1.49 1.80 -0.31 1.70  
SINCE JAN 1 22.47 24.48 -2.01 24.21  
 
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 30 40 -10 0  
SINCE SEP 1 30 40 -10 0  
SINCE JUL 1 35 62 -27 7  
 
COOLING  
TODAY 1 2 -1 8  
MONTH TO DATE 75 52 23 86  
SINCE SEP 1 75 52 23 86  
SINCE JAN 1 729 625 104 842    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 53 3:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 86 1906  
MINIMUM TEMPERATURE (F) 53 34 1959  
1973  
1995  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 7:26 AM EDT SUNSET 7:52 PM EDT  
SEPTEMBER 18 2023.....SUNRISE 7:28 AM EDT SUNSET 7:50 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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