Climatological Report (Daily)
Issued by NWS
Issued by NWS
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017
CDUS43 KGRR 200554
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
154 AM EDT SUN SEP 20 2026
...................................
...THE MUSKEGON CLIMATE SUMMARY FOR SEPTEMBER 19 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 62 5:05 PM 93 1932 72 -10 87
MINIMUM 53 5:39 AM 36 1979 52 1 61
AVERAGE 58 62 -4 74
PRECIPITATION (IN)
YESTERDAY 0.88 1.07 1988 0.12 0.76 0.00
MONTH TO DATE 3.03 2.03 1.00 0.41
SINCE SEP 1 3.03 2.03 1.00 0.41
SINCE JAN 1 33.39 24.71 8.68 19.40
SNOWFALL (IN)
YESTERDAY 0.0 T 1991 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 7 4 3 0
MONTH TO DATE 22 48 -26 60
SINCE SEP 1 22 48 -26 60
SINCE JUL 1 32 70 -38 100
COOLING
YESTERDAY 0 2 -2 9
MONTH TO DATE 77 56 21 36
SINCE SEP 1 77 56 21 36
SINCE JAN 1 652 629 23 713
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 9.9
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 10:00 AM
LOWEST 86 3:00 PM
AVERAGE 92
..........................................................
THE MUSKEGON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 90 2017
MINIMUM TEMPERATURE (F) 52 33 1956
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 7:30 AM EDT SUNSET 7:46 PM EDT
SEPTEMBER 21 2026.....SUNRISE 7:31 AM EDT SUNSET 7:44 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$