241
CDUS43 KGRR 220523
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
123 AM EDT TUE SEP 22 2026
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 21 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1896 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 65 3:07 PM 86 1941 72 -7 76
2017
MINIMUM 49 11:59 PM 31 1962 52 -3 61
AVERAGE 57 62 -5 69
PRECIPITATION (IN)
YESTERDAY 0.00 3.46 1947 0.11 -0.11 0.17
MONTH TO DATE 3.08 2.26 0.82 0.66
SINCE SEP 1 3.08 2.26 0.82 0.66
SINCE JAN 1 33.44 24.94 8.50 19.65
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 8 5 3 0
MONTH TO DATE 33 58 -25 60
SINCE SEP 1 33 58 -25 60
SINCE JUL 1 43 80 -37 100
COOLING
YESTERDAY 0 2 -2 4
MONTH TO DATE 77 60 17 45
SINCE SEP 1 77 60 17 45
SINCE JAN 1 652 633 19 722
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NE (60)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 10.7
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 12:00 AM
LOWEST 58 4:00 PM
AVERAGE 73
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THE MUSKEGON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 90 2017
MINIMUM TEMPERATURE (F) 51 31 1976
SUNRISE AND SUNSET
SEPTEMBER 22 2026.....SUNRISE 7:32 AM EDT SUNSET 7:42 PM EDT
SEPTEMBER 23 2026.....SUNRISE 7:33 AM EDT SUNSET 7:40 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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