180
CDUS43 KGRR 150548
CLIMKG
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
1248 AM EST MON DEC 15 2025
...............................
..THE MUSKEGON CLIMATE SUMMARY FOR DECEMBER 14 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 22 11:59 PM 59 2015 38 -16 35
MINIMUM 8 2:24 AM 1 1917 27 -19 12
2017
AVERAGE 15 32 -17 24
PRECIPITATION (IN)
YESTERDAY 0.13 0.80 1907 0.08 0.05 0.10
1975
MONTH TO DATE 2.21 1.17 1.04 0.88
SINCE DEC 1 2.21 1.17 1.04 0.88
SINCE JAN 1 26.39 33.83 -7.44 34.03
SNOWFALL (IN)
YESTERDAY 3.8 7.5 1989 0.7 3.1 0.0
MONTH TO DATE 22.5 9.0 13.5 15.2
SINCE DEC 1 22.5 9.0 13.5 15.2
SINCE JUL 1 39.9 15.5 24.4 16.3
SNOW DEPTH 12
DEGREE DAYS
HEATING
YESTERDAY 50 33 17 41
MONTH TO DATE 575 436 139 477
SINCE DEC 1 575 436 139 477
SINCE JUL 1 1789 1709 80 1406
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 8 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 9.4
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
SNOW
LIGHT SNOW
FOG
BLOWING SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 2:00 PM
LOWEST 73 7:00 AM
AVERAGE 81
......................................................
THE MUSKEGON CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 63 2021
MINIMUM TEMPERATURE (F) 26 -2 1943
SUNRISE AND SUNSET
DECEMBER 15 2025......SUNRISE 8:10 AM EST SUNSET 5:10 PM EST
DECEMBER 16 2025......SUNRISE 8:11 AM EST SUNSET 5:11 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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