025
CXUS53 KGRR 011700
CLMMKG

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
1200 PM EST WED JAN 01 2025

...................................

...THE MUSKEGON CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1896 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             66   12/03/2012
 LOW             -15   12/31/1976
HIGHEST           53   12/28         51       2       59  12/25
LOWEST            12   12/12          5       7       26  12/30
                       12/14
AVG. MAXIMUM    39.0               37.4     1.6     45.8
AVG. MINIMUM    28.7               26.3     2.4     36.2
MEAN            33.9               31.9     2.0     41.0
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     7                9.9    -2.9        0
DAYS MIN <= 32    19               24.7    -5.7        8
DAYS MIN <= 0      0                0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        6.99   2008
 MINIMUM        0.47   1930
TOTALS          2.63               2.42    0.21     1.81
DAILY AVG.      0.08               0.08    0.00     0.06
DAYS >= .01       19               14.9     4.1       17
DAYS >= .10       13                6.7     6.3        7
DAYS >= .50        1                1.0     0.0        0
DAYS >= 1.00       0                0.3    -0.3        0
GREATEST
 24 HR. TOTAL   0.65   12/29 TO 12/29

SNOWFALL (INCHES)
RECORDS
 TOTAL          82.6   1963
 SNOW DEPTH       34   12/20/1963
TOTALS          20.4               22.3    -1.9      4.2
SINCE 7/1       21.5               28.8    -7.3     17.4
SNOWDEPTH AVG.     1                                   0
DAYS >= TRACE     16               10.9     5.1        8
DAYS >= 1.0        7                6.9     0.1        2
GREATEST
 SNOW DEPTH        6   12/06                           2  12/19

DEGREE DAYS
HEATING TOTAL    960               1028     -68      736
 SINCE 7/1      1889               2300    -411       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       759                650     109       MM

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        10/17
LATEST                          04/25
................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
RESULTANT WIND SPEED/DIRECTION   2/260
HIGHEST WIND SPEED/DIRECTION    32/290    DATE  12/04
HIGHEST GUST SPEED/DIRECTION    53/310    DATE  12/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.90
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY         27

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               14     FREEZING RAIN              1
LT FREEZING RAIN          3     HAIL                       0
HEAVY SNOW                3     SNOW                       4
LIGHT SNOW               16     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      3
HAZE                      7

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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