231  
CDUS43 KGRR 152127  
CLIMKG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN  
527 PM EDT FRI SEP 15 2023  
   
...............................
 
 
   
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 15 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 74 3:30 PM 86 1897 74 0 77  
MINIMUM 47 4:13 AM 38 1964 54 -7 56  
AVERAGE 61 64 -3 67  
 
PRECIPITATION (IN)  
TODAY 0.00 1.88 1970 0.11 -0.11 0.00  
MONTH TO DATE 1.44 1.58 -0.14 1.69  
SINCE SEP 1 1.44 1.58 -0.14 1.69  
SINCE JAN 1 22.42 24.26 -1.84 24.20  
 
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 4 4 0 0  
MONTH TO DATE 28 32 -4 0  
SINCE SEP 1 28 32 -4 0  
SINCE JUL 1 33 54 -21 7  
 
COOLING  
TODAY 0 2 -2 2  
MONTH TO DATE 74 48 26 71  
SINCE SEP 1 74 48 26 71  
SINCE JAN 1 728 621 107 827    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 4:00 AM  
LOWEST 39 4:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 87 2018  
MINIMUM TEMPERATURE (F) 53 31 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2023.....SUNRISE 7:24 AM EDT SUNSET 7:55 PM EDT  
SEPTEMBER 16 2023.....SUNRISE 7:25 AM EDT SUNSET 7:53 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