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000
CXUS53 KGRR 011325
CLMMKG

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
925 AM EDT SUN OCT 01 2023

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

...THE MUSKEGON CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1896 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             95   09/06/1954
                       09/01/1953
 LOW              27   09/28/1991
                       09/27/1989
HIGHEST           92   09/05         85       7       86  09/01
LOWEST            46   09/19         35      11       39  09/23
AVG. MAXIMUM    76.2               73.4     2.8     73.6
AVG. MINIMUM    57.5               53.5     4.0     57.0
MEAN            66.8               63.5     3.3     65.3
DAYS MAX >= 90     1                0.2     0.8        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.2    -0.2        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       13.55   1986
 MINIMUM        0.17   1979
TOTALS          1.50               3.26   -1.76     2.57
DAILY AVG.      0.05               0.11   -0.06     0.09
DAYS >= .01        5                9.4    -4.4        8
DAYS >= .10        2                5.8    -3.8        6
DAYS >= .50        2                2.3    -0.3        1
DAYS >= 1.00       0                0.7    -0.7        1
GREATEST
 24 HR. TOTAL   0.74   09/11 TO 09/11

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   1994
 SNOW DEPTH        0   MM
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      0                0.0     0.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM

DEGREE DAYS
HEATING TOTAL     45                116     -71       90
 SINCE 7/1        50                139     -89       MM
COOLING TOTAL    107                 70      37      108
 SINCE 1/1       761                643     118       MM

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        MM
LATEST                          04/27
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
RESULTANT WIND SPEED/DIRECTION   2/150
HIGHEST WIND SPEED/DIRECTION    26/180    DATE  09/06
HIGHEST GUST SPEED/DIRECTION    36/180    DATE  09/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.53
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      2
HAZE                     13

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

$$