042
CDUS43 KGRR 130620
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
220 AM EDT SUN SEP 13 2026
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 12 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 81 2:51 PM 92 1952 75 6 78
MINIMUM 57 6:06 AM 38 1943 55 2 51
1955
1958
AVERAGE 69 65 4 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.33 1951 0.10 -0.10 0.00
MONTH TO DATE 1.37 1.26 0.11 0.28
SINCE SEP 1 1.37 1.26 0.11 0.28
SINCE JAN 1 31.73 23.94 7.79 19.27
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 3 -3 0
MONTH TO DATE 1 22 -21 60
SINCE SEP 1 1 22 -21 60
SINCE JUL 1 11 44 -33 100
COOLING
YESTERDAY 4 3 1 0
MONTH TO DATE 73 42 31 1
SINCE SEP 1 73 42 31 1
SINCE JAN 1 648 615 33 678
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 64 4:00 PM
AVERAGE 81
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THE MUSKEGON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 92 1952
MINIMUM TEMPERATURE (F) 55 36 1946
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 7:22 AM EDT SUNSET 7:58 PM EDT
SEPTEMBER 14 2026.....SUNRISE 7:23 AM EDT SUNSET 7:57 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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