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000
CXUS53 KGRR 020036 RRA
CLSMKG

WRKCLSMKG 000
TTAA00 GRR 020025

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
819 PM EDT TUE JUN 01 2021

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

...THE MUSKEGON CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2021 TO 5/31/2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1896 TO 2021

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             -11   03/16/1897
HIGHEST           85   05/20         83       2       MM
                       05/21
LOWEST            14   03/02          7       7       MM
AVG. MAXIMUM    58.7               56.4     2.3       MM
AVG. MINIMUM    37.9               37.2     0.7       MM
MEAN            48.3               46.8     1.5       MM
DAYS MAX >= 90     0                0.2    -0.2       MM
DAYS MAX <= 32     0                5.0    -5.0       MM
DAYS MIN <= 32    31               34.1    -3.1       MM
DAYS MIN <= 0      0                0.2    -0.2       MM

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       16.61   2004
 MINIMUM        1.93   1930
TOTALS          4.24               9.25   -5.01       MM
DAILY AVG.      0.05               0.10   -0.05       MM
DAYS >= .01       22               34.7   -12.7       MM
DAYS >= .10       10               19.7    -9.7       MM
DAYS >= .50        2                5.7    -3.7       MM
DAYS >= 1.00       0                1.9    -1.9       MM
GREATEST
 24 HR. TOTAL   0.82   05/25 TO 05/26

SNOWFALL (INCHES)
RECORDS
 TOTAL          41.8   1965
 24 HR TOTAL    12.0   04/05/1982 TO 04/05/1982
 SNOW DEPTH       24   03/05/2014
TOTALS           0.2                9.3    -9.1       MM
SINCE 7/1       41.8               87.2   -45.4       MM
SNOWDEPTH AVG.     T                                  MM
DAYS >= TRACE      6                6.8    -0.8       MM
DAYS >= 1.0        0                2.9    -2.9       MM
GREATEST
 SNOW DEPTH        0                                  MM
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL   1567               1711    -144       MM
 SINCE 7/1      5980               6247    -267       MM
COOLING TOTAL     50                 36      14       MM
 SINCE 1/1        50                 36      14       MM

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        10/18
LATEST                          05/13
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
RESULTANT WIND SPEED/DIRECTION   2/230
HIGHEST WIND SPEED/DIRECTION    35/190    DATE  03/30
HIGHEST GUST SPEED/DIRECTION    52/170    DATE  03/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.55
NUMBER OF DAYS FAIR           24
NUMBER OF DAYS PC             46
NUMBER OF DAYS CLOUDY         22

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              4     MIXED PRECIP               0
HEAVY RAIN                4     RAIN                       6
LIGHT RAIN               39     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                5     SLEET                      0
FOG                      27     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.

$$