Climatological Report (Monthly)
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000
CXUS53 KGRR 011509
CLMMKG

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
1109 AM EDT THU JUN 01 2023

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

...THE MUSKEGON CLIMATE SUMMARY FOR THE MONTH OF MAY 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             96   05/29/2018
 LOW              22   05/10/1947
HIGHEST           92   05/30         83       9       91  05/12
LOWEST            36   05/04         31       5       38  05/23
AVG. MAXIMUM    71.8               68.4     3.4     72.1
AVG. MINIMUM    47.4               47.5    -0.1     51.7
MEAN            59.6               57.9     1.7     61.9
DAYS MAX >= 90     2                0.2     1.8        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                1.4    -1.4        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.59   2004
 MINIMUM        0.23   1936
TOTALS          0.86               3.38   -2.52     1.80
DAILY AVG.      0.03               0.11   -0.08     0.06
DAYS >= .01        6               11.3    -5.3        7
DAYS >= .10        4                6.8    -2.8        5
DAYS >= .50        0                2.2    -2.2        2
DAYS >= 1.00       0                0.8    -0.8        0
GREATEST
 24 HR. TOTAL   0.49   05/01 TO 05/02

SNOWFALL (INCHES)
RECORDS
 TOTAL           5.0   1923
 SNOW DEPTH        2   05/10/1902
TOTALS             T                0.0     0.0      0.0
SINCE 7/1       60.1               87.2   -27.1       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      1                0.0     1.0        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM

DEGREE DAYS
HEATING TOTAL    198                252     -54      184
 SINCE 7/1      5497               6247    -750       MM
COOLING TOTAL     40                 33       7      100
 SINCE 1/1        46                 36      10       MM

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        10/19
LATEST                          04/28
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
RESULTANT WIND SPEED/DIRECTION   1/330
HIGHEST WIND SPEED/DIRECTION    29/320    DATE  05/02
HIGHEST GUST SPEED/DIRECTION    46/330    DATE  05/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.54
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       4
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                       6     FOG W/VIS <= 1/4 MILE      1
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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