574
CDUS43 KGRR 210536
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
1236 AM EST SUN DEC 21 2025
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR DECEMBER 20 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1896 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 40 7:18 PM 52 1949 36 4 33
1957
1967
MINIMUM 20 3:02 AM -8 1983 25 -5 27
AVERAGE 30 31 -1 30
PRECIPITATION (IN)
YESTERDAY T 1.33 2012 0.07 -0.07 0.11
MONTH TO DATE 2.48 1.61 0.87 1.44
SINCE DEC 1 2.48 1.61 0.87 1.44
SINCE JAN 1 26.66 34.27 -7.61 34.59
SNOWFALL (IN)
YESTERDAY 0.0 6.0 1910 0.7 -0.7 2.0
MONTH TO DATE 22.5 13.6 8.9 20.4
SINCE DEC 1 22.5 13.6 8.9 20.4
SINCE JUL 1 39.9 20.1 19.8 21.5
SNOW DEPTH 3
DEGREE DAYS
HEATING
YESTERDAY 35 34 1 35
MONTH TO DATE 779 638 141 647
SINCE DEC 1 779 638 141 647
SINCE JUL 1 1993 1911 82 1576
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 759 650 109 759
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 16.9
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 12:00 AM
LOWEST 44 8:00 PM
AVERAGE 63
......................................................
THE MUSKEGON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 60 1967
MINIMUM TEMPERATURE (F) 25 -3 1901
SUNRISE AND SUNSET
DECEMBER 21 2025......SUNRISE 8:14 AM EST SUNSET 5:13 PM EST
DECEMBER 22 2025......SUNRISE 8:14 AM EST SUNSET 5:13 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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