785
CDUS43 KGRR 170620
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
220 AM EDT THU SEP 17 2026
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 16 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 72 4:38 PM 90 2024 74 -2 80
MINIMUM 61 7:43 AM 31 1929 53 8 56
AVERAGE 67 64 3 68
PRECIPITATION (IN)
YESTERDAY 0.00 1.40 1913 0.11 -0.11 0.00
MONTH TO DATE 2.00 1.69 0.31 0.41
SINCE SEP 1 2.00 1.69 0.31 0.41
SINCE JAN 1 32.36 24.37 7.99 19.40
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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 4 -4 0
MONTH TO DATE 12 36 -24 60
SINCE SEP 1 12 36 -24 60
SINCE JUL 1 22 58 -36 100
COOLING
YESTERDAY 2 2 0 3
MONTH TO DATE 77 50 27 20
SINCE SEP 1 77 50 27 20
SINCE JAN 1 652 623 29 697
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (60)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.6
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 68 2:00 PM
AVERAGE 81
......................................................
THE MUSKEGON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 88 1955
MINIMUM TEMPERATURE (F) 53 36 1959
1990
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 7:27 AM EDT SUNSET 7:51 PM EDT
SEPTEMBER 18 2026.....SUNRISE 7:28 AM EDT SUNSET 7:49 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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