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

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CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MI
558 PM EDT SUN SEP 1 2019

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

...THE GRAND RAPIDS MI (ASOS) CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2019 TO 8/31/2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2019

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            92   07/20        93      -1       94  07/04
                                                          07/01
                                                          06/30
LOWEST             40   06/03        41      -1       48  06/06
AVG. MAXIMUM     81.2              80.8     0.4     82.5
AVG. MINIMUM     60.8              60.3     0.5     62.7
MEAN             71.0              70.6     0.4     72.6
DAYS MAX >= 90      7               7.8    -0.8       15
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          11.69             11.14    0.55    11.41
DAILY AVG.       0.13              0.12    0.01     0.12
DAYS >= .01        36              29.4     6.6       33
DAYS >= .10        22              18.2     3.8       20
DAYS >= .50        11               7.6     3.4        7
DAYS >= 1.00        2               3.0    -1.0        2
GREATEST
 24 HR. TOTAL    1.57   06/20 TO 06/02

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      57                65      -8       14
 SINCE 7/1          8                20     -12        2
COOLING TOTAL     636               578      58      740
 SINCE 1/1        642               625      17      848

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

WIND (MPH)
AVERAGE WIND SPEED              7.7
RESULTANT WIND SPEED/DIRECTION   1/246
HIGHEST WIND SPEED/DIRECTION    44/340    DATE  07/20
HIGHEST GUST SPEED/DIRECTION    69/330    DATE  07/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   63
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC             60
NUMBER OF DAYS CLOUDY         16

AVERAGE RH (PERCENT)     68

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

$$


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