Climatological Report (Seasonal)
Issued by NWS

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CXUS53 KGRR 011410 RRA
CLSMKG

WRKCLMMKG 000
TTAA00 KGRR 011409


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
856 AM EST SUN MAR 1 2020

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2019 TO 2/29/2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              67   02/11/1999
 LOW              -30   02/11/1899
HIGHEST            58   12/29        52       6       52  02/04
                                                          12/28
LOWEST              9   02/15                10      -12  01/21
AVG. MAXIMUM     37.0              33.0     4.0     33.5
AVG. MINIMUM     25.7              22.2     3.5     21.3
MEAN             31.4              27.6     3.8     27.4
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     18              39.5   -21.5       35
DAYS MIN <= 32     74              75.1    -1.1       84
DAYS MIN <= 0       0               1.8    -1.8        3

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.42   2009
 MINIMUM         1.38   2003
TOTALS           7.44              6.41    1.03     8.36
DAILY AVG.       0.08              0.07    0.01     0.09
DAYS >= .01        42              43.6    -1.6       50
DAYS >= .10        15              18.3    -3.3       21
DAYS >= .50         5               2.5     2.5        5
DAYS >= 1.00        1               0.5     0.5        0
GREATEST
 24 HR. TOTAL    1.33   MM

SNOWFALL (INCHES)
RECORDS
 TOTAL          140.6   1977
 24 HR TOTAL     22.0   01/10/1982 TO 01/10/1982
 SNOW DEPTH        70   02/05/1918
                        02/04/1918
                        02/03/1918
TOTALS           39.4              76.2   -36.8     51.7
SINCE 7/1        50.3              82.4   -32.1     64.2
SNOWDEPTH AVG.      2                 5      -3        3
DAYS >= TRACE      49              39.2     9.8       55
DAYS >= 1.0        15              22.9    -7.9       16
GREATEST
 SNOW DEPTH         8   02/15                         15  02/01
                                                          01/31
                                                          01/30
 24 HR TOTAL      4.1   02/09 TO 02/09
                        01/18 TO 01/18

DEGREE_DAYS
HEATING TOTAL    3035              3364    -329     3355
 SINCE 7/1         MM              4767      MM       MM
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0

FREEZE DATES
RECORD
 EARLIEST     09/22/1976
 LATEST       06/22/1992
EARLIEST                        10/14
LATEST                          05/04
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              10.5
RESULTANT WIND SPEED/DIRECTION   3/243
HIGHEST WIND SPEED/DIRECTION    31/230    DATE  12/30
HIGHEST GUST SPEED/DIRECTION    46/280    DATE  01/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.80
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY         68

AVERAGE RH (PERCENT)     72

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

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