Climatological Report (Daily)
Issued by NWS
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067
CDUS43 KGRR 180528
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
128 AM EDT FRI SEP 18 2026
...................................
...THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 17 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 67 5:38 PM 88 1955 73 -6 82
MINIMUM 60 6:31 AM 36 1959 53 7 53
1990
AVERAGE 64 63 1 68
PRECIPITATION (IN)
YESTERDAY 0.01 1.60 1987 0.11 -0.10 0.00
MONTH TO DATE 2.01 1.80 0.21 0.41
SINCE SEP 1 2.01 1.80 0.21 0.41
SINCE JAN 1 32.37 24.48 7.89 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 0
DEGREE DAYS
HEATING
YESTERDAY 1 4 -3 0
MONTH TO DATE 13 40 -27 60
SINCE SEP 1 13 40 -27 60
SINCE JUL 1 23 62 -39 100
COOLING
YESTERDAY 0 2 -2 3
MONTH TO DATE 77 52 25 23
SINCE SEP 1 77 52 25 23
SINCE JAN 1 652 625 27 700
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION E (70)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 75 6:00 PM
AVERAGE 86
..........................................................
THE MUSKEGON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 86 1906
MINIMUM TEMPERATURE (F) 53 34 1959
1973
1995
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 7:28 AM EDT SUNSET 7:49 PM EDT
SEPTEMBER 19 2026.....SUNRISE 7:29 AM EDT SUNSET 7:48 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$