Climatological Report (Seasonal)
Issued by NWS Grand Rapids, MI

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CXUS53 KGRR 020202
CLSGRR

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
1002 PM EDT TUE SEP 1 2015

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

...THE GRAND RAPIDS MI CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2015 TO 8/31/2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             108   07/13/1936
 LOW               32   06/04/1945
HIGHEST            91   08/02        93      -2       89  07/22
LOWEST             40   06/01        41      -1       44  06/14
AVG. MAXIMUM     78.9              80.8    -1.9     79.6
AVG. MINIMUM     59.2              60.3    -1.1     60.1
MEAN             69.1              70.6    -1.5     69.8
DAYS MAX >= 90      2               7.8    -5.8        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        22.63   1994
 MINIMUM         3.18   1918
TOTALS          10.01             11.14   -1.13    13.25
DAILY AVG.       0.11              0.12   -0.01     0.14
DAYS >= .01        33              29.4     3.6       37
DAYS >= .10        18              18.2    -0.2       22
DAYS >= .50         8               7.6     0.4        8
DAYS >= 1.00        3               3.0     0.0        3
GREATEST
 24 HR. TOTAL    1.47   06/12 TO 06/12

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   MM
 24 HR TOTAL      0.0   MM
 SNOW DEPTH         0   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
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

DEGREE_DAYS
HEATING TOTAL      59                65      -6       32
 SINCE 7/1         29                20       9       19
COOLING TOTAL     455               578    -123      507
 SINCE 1/1        507               625    -118      560

FREEZE DATES
RECORD
 EARLIEST     09/03/1946
 LATEST       06/04/1945
EARLIEST                        10/13
LATEST                          05/02
.........................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
RESULTANT WIND SPEED/DIRECTION   2/232
HIGHEST WIND SPEED/DIRECTION    37/240    DATE  08/02
HIGHEST GUST SPEED/DIRECTION    52/200    DATE  07/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   58
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             52
NUMBER OF DAYS CLOUDY         24

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             17     MIXED PRECIP               0
HEAVY RAIN               13     RAIN                      19
LIGHT RAIN               43     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      45     FOG W/VIS <= 1/4 MILE      4
HAZE                     24

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

$$

EBW


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