Climatological Report (Annual)
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000
CXUS53 KGRR 030232
CLAMKG

WRKCLMMKG 000
TTAA00 KGRR 030230


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
910 PM EST SAT JAN 2 2016

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE YEAR OF 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              99   07/06/2012
                        08/03/1964
                        07/30/1913
 LOW              -30   02/11/1899
HIGHEST            91   07/27        MM      MM       88  06/01
LOWEST             -9   02/20        MM      MM       -7  02/28
AVG. MAXIMUM     57.5              56.5     1.0     54.3
AVG. MINIMUM     40.4              40.6    -0.2     37.8
MEAN             48.9              48.6     0.3     46.0
DAYS MAX >= 90      2               1.8     0.2        0
DAYS MAX <= 32     48              46.1     1.9       75
DAYS MIN <= 32    118             122.9    -4.9      142
DAYS MIN <= 0       7               1.9     5.1       10

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM   MM
 MINIMUM           MM   MM
TOTALS          36.39             33.49    2.90    38.60
DAILY AVG.       0.10              0.09    0.01     0.10
DAYS >= .01       129             141.2   -12.2      159
DAYS >= .10        68              74.1    -6.1       80
DAYS >= .50        21              19.9     1.1       23
DAYS >= 1.00       11               5.5     5.5        7
GREATEST
 24 HR. TOTAL    2.75   MM                       06/18 TO 06/18
                                                          01/22 TO 01/22
                                                          01/22 TO 01/22

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
 24 HR TOTAL       MM
 SNOW DEPTH        MM   MM
TOTALS           75.0              93.7   -18.7    110.5
SINCE 7/1         8.8              35.1   -26.3     25.9
SNOWDEPTH AVG.      2                MM      MM        4
DAYS >= TRACE      63              51.5    11.5      104
DAYS >= 1.0        22              27.9    -5.9       37
GREATEST
 SNOW DEPTH        20   02/25                         27  02/18
                        02/19
 24 HR TOTAL      8.0   MM                       01/22 TO 01/22
                                                          01/22 TO 01/22
                                                          01/22 TO 01/22

DEGREE_DAYS
HEATING TOTAL    6276              6559    -283     7206
 SINCE 7/1       1840              2446    -606     2475
COOLING TOTAL     570               565       5      439
 SINCE 1/1        570               566       4      439

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

WIND (MPH)
AVERAGE WIND SPEED              9.5
RESULTANT WIND SPEED/DIRECTION   2/229
HIGHEST WIND SPEED/DIRECTION    45/220    DATE  01/08
HIGHEST GUST SPEED/DIRECTION    57/230    DATE  12/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR           59
NUMBER OF DAYS PC            161
NUMBER OF DAYS CLOUDY        144

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             24     MIXED PRECIP               2
HEAVY RAIN               34     RAIN                      54
LIGHT RAIN              140     FREEZING RAIN              2
LT FREEZING RAIN          7     HAIL                       0
HEAVY SNOW                9     SNOW                      20
LIGHT SNOW               62     SLEET                      2
FOG                     187     FOG W/VIS <= 1/4 MILE     27
HAZE                    108

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

$$

63/JAM



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