National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS53 KGRR 012218
CLSMKG

WRKCLMMKG 000
TTAA00 KGRR 012205


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

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

...THE MUSKEGON MI CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2019 TO 8/31/2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2019

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               31   06/11/1972
HIGHEST            90   07/06        90       0       94  07/03
LOWEST             44   06/14        41       3       46  06/06
                        06/03
AVG. MAXIMUM     79.8              78.4     1.4     81.8
AVG. MINIMUM     60.3              59.9     0.4     62.4
MEAN             70.0              69.1     0.9     72.2
DAYS MAX >= 90      1               1.7    -0.7        7
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        19.15   1905
 MINIMUM         3.00   1930
TOTALS           8.25              8.31   -0.06    10.86
DAILY AVG.       0.09              0.09    0.00     0.12
DAYS >= .01        29              27.5     1.5       30
DAYS >= .10        15              16.3    -1.3       20
DAYS >= .50         5               5.8    -0.8        6
DAYS >= 1.00        2               1.7     0.3        3
GREATEST
 24 HR. TOTAL    2.12   07/02 TO 07/02

SNOWFALL (INCHES)
RECORDS
 TOTAL            0.0   MM
 24 HR TOTAL      0.0   MM
 SNOW DEPTH        MM   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      61                96     -35       15
 SINCE 7/1          4                30     -26        2
COOLING TOTAL     542               478      64      698
 SINCE 1/1        545               507      38      777

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

WIND (MPH)
AVERAGE WIND SPEED              7.5
RESULTANT WIND SPEED/DIRECTION   1/229
HIGHEST WIND SPEED/DIRECTION    41/200    DATE  08/18
HIGHEST GUST SPEED/DIRECTION    65/300    DATE  07/20

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           19
NUMBER OF DAYS PC             56
NUMBER OF DAYS CLOUDY         17

AVERAGE RH (PERCENT)     67

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

$$