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000
CXUS53 KGRR 031325
CLSGRR

WRKCLSGRR 000
TTAA00 GRR 021842

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
121 PM EST WED DEC 02 2020

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

...THE GRAND RAPIDS CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...

CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1892 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             98   09/02/1913
                       09/16/1899
 LOW             -10   11/25/1950
HIGHEST           85   09/03         87      -2       88  09/11
LOWEST            22   11/14         16       6       15  11/13
AVG. MAXIMUM    60.7               60.2     0.5     57.8
AVG. MINIMUM    41.7               42.5    -0.8     42.9
MEAN            51.2               51.3    -0.1     50.3
DAYS MAX >= 90     0                0.3    -0.3        0
DAYS MAX <= 32     0                1.8    -1.8        4
DAYS MIN <= 32    19               18.0     1.0       23
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       18.11   1911
 MINIMUM        2.59   1956
TOTALS          8.01              11.05   -3.04    17.07
DAILY AVG.      0.09               0.12   -0.03     0.19
DAYS >= .01       23               35.7   -12.7       46
DAYS >= .10       14               21.0    -7.0       25
DAYS >= .50        3                7.1    -4.1       13
DAYS >= 1.00       0                2.3    -2.3        5
GREATEST
 24 HR. TOTAL   1.12   09/08 TO 09/08

SNOWFALL (INCHES)
RECORDS
 TOTAL          31.0   2014
 24 HR TOTAL    10.4   11/03/1991 TO 11/03/1991
 SNOW DEPTH       11   11/21/2000
                       11/07/1951
TOTALS           0.4                7.3    -6.9      6.8
SINCE 7/1        0.4                7.3    -6.9       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      7                4.7     2.3       16
DAYS >= 1.0        0                2.2    -2.2        1
GREATEST
 SNOW DEPTH        0                                   4  11/12
 24 HR TOTAL     0.2   11/24 TO 11/24

DEGREE DAYS
HEATING TOTAL   1274               1317     -43     1414
 SINCE 7/1      1276               1337     -61       MM
COOLING TOTAL     39                 74     -35      100
 SINCE 1/1       832                699     133      742

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

WIND (MPH)
AVERAGE WIND SPEED              9.7
RESULTANT WIND SPEED/DIRECTION   4/230
HIGHEST WIND SPEED/DIRECTION    44/230    DATE  11/15
HIGHEST GUST SPEED/DIRECTION    63/240    DATE  11/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   51
AVERAGE SKY COVER           0.58
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                      14
LIGHT RAIN               40     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       0
LIGHT SNOW                6     SLEET                      0
FOG                      40     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

$$