328
CDUS43 KGRR 182126
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
526 PM EDT THU SEP 18 2025
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 18 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 82 2:18 PM 86 1906 73 9 85
MINIMUM 56 6:44 AM 34 1959 53 3 53
1973
1995
AVERAGE 69 63 6 69
PRECIPITATION (IN)
TODAY 0.00 2.67 1983 0.11 -0.11 0.00
MONTH TO DATE 0.41 1.91 -1.50 0.08
SINCE SEP 1 0.41 1.91 -1.50 0.08
SINCE JAN 1 19.40 24.59 -5.19 23.57
SNOWFALL (IN)
TODAY 0.0 T 1952 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 60 44 16 29
SINCE SEP 1 60 44 16 29
SINCE JUL 1 100 66 34 43
COOLING
TODAY 4 2 2 4
MONTH TO DATE 27 54 -27 66
SINCE SEP 1 27 54 -27 66
SINCE JAN 1 704 627 77 713
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (70)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 3.4
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 2:00 AM
LOWEST 42 2:00 PM
AVERAGE 68
......................................................
THE MUSKEGON CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 93 1932
MINIMUM TEMPERATURE (F) 52 36 1979
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 7:28 AM EDT SUNSET 7:49 PM EDT
SEPTEMBER 19 2025.....SUNRISE 7:29 AM EDT SUNSET 7:47 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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