Climatological Report (Monthly)
Issued by NWS

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CXUS53 KGRR 020340
CLMMKG


CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1130 PM EDT MON JUN 1 2015

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE MONTH OF MAY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              93   05/29/1962
 LOW               22   05/10/1947
HIGHEST            82   05/17        83      -1       85  05/31
                        05/07
LOWEST             35   05/20        31       4       30  05/16
                        05/01
AVG. MAXIMUM     69.0              66.9     2.1     67.0
AVG. MINIMUM     49.2              46.9     2.3     46.9
MEAN             59.1              56.9     2.2     57.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.7    -0.7        1
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.59   2004
 MINIMUM         0.23   1936
TOTALS           3.29              3.25    0.04     3.72
DAILY AVG.       0.11              0.10    0.01     0.12
DAYS >= .01        13              10.7     2.3       14
DAYS >= .10         9               6.2     2.8        8
DAYS >= .50         3               2.3     0.7        2
DAYS >= 1.00        0               0.7    -0.7        1
GREATEST
 24 HR. TOTAL    0.77   05/10 TO 05/11           05/09 TO 05/09

SNOWFALL (INCHES)
RECORDS
 TOTAL            5.0   1923
 24 HR TOTAL      5.0   05/09/1923 TO 05/09/1923
 SNOW DEPTH         2   05/10/1902
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1        92.1              93.7    -1.6    132.7
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE       0               0.0     0.0        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   MM                       05/09 TO 05/09

DEGREE_DAYS
HEATING TOTAL     211               276     -65      259
 SINCE 7/1       6878              6494     384     7164
COOLING TOTAL      39                25      14       17
 SINCE 1/1         39                29      10       17

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

WIND (MPH)
AVERAGE WIND SPEED              9.4
RESULTANT WIND SPEED/DIRECTION   3/200
HIGHEST WIND SPEED/DIRECTION    28/220    DATE  05/26
HIGHEST GUST SPEED/DIRECTION    39/200    DATE  05/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN               19     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      16     FOG W/VIS <= 1/4 MILE      1
HAZE                      8

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

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