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

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000
CXUS53 KGRR 020057 RRA
CLAGRR

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
749 PM EST SUN JAN 01 2023

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

...THE GRAND RAPIDS CLIMATE SUMMARY FOR THE YEAR OF 2022...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2022

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             -24   02/14/1899
                       02/13/1899
HIGHEST           95   06/21         93       2       92  08/24
                                                          08/28
                                                          08/29
LOWEST            -2   01/26         -6       4      -12  02/17
AVG. MAXIMUM    57.7               58.2    -0.5     59.9
AVG. MINIMUM    39.8               40.5    -0.7     41.7
MEAN            48.7               49.3    -0.6     50.8
DAYS MAX >= 90     7                9.9    -2.9        7
DAYS MAX <= 32    56               50.5     5.5       36
DAYS MIN <= 32   141              133.1     7.9      133
DAYS MIN <= 0      2                4.4    -2.4        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       51.37   2019
 MINIMUM       20.92   1930
TOTALS         37.73              39.40   -1.67    38.04
DAILY AVG.      0.10               0.11   -0.01     0.10
DAYS >= .01      152              148.7     3.3      149
DAYS >= .10       82               81.1     0.9       74
DAYS >= .50       26               23.5     2.5       20
DAYS >= 1.00       5                8.3    -3.3       10
GREATEST
 24 HR. TOTAL   1.91   08/28 TO 08/29

SNOWFALL (INCHES)
RECORDS
 TOTAL         143.7   2008
 SNOW DEPTH       27   01/27/1978
TOTALS         118.8               77.6    41.2     60.6
SINCE 7/1       67.6               28.2    39.4       MM
SNOWDEPTH AVG.     1                                   1
DAYS >= TRACE     92               50.9    41.1       78
DAYS >= 1.0       24               23.5     0.5       23
GREATEST
 SNOW DEPTH       17   12/25                          14  02/16

DEGREE DAYS
HEATING TOTAL   6592               6408     184     5932
 SINCE 7/1      2349               2387     -38       MM
COOLING TOTAL    800                732      68      893
 SINCE 1/1       800                733      67       MM

FREEZE DATES
RECORD
 EARLIEST     09/03/1946
 LATEST       06/04/1945
EARLIEST                        10/08
LATEST                          04/28
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.5
RESULTANT WIND SPEED/DIRECTION   3/230
HIGHEST WIND SPEED/DIRECTION    47/250    DATE  03/06
HIGHEST GUST SPEED/DIRECTION    62/260    DATE  03/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   42
AVERAGE SKY COVER           0.65
NUMBER OF DAYS FAIR           60
NUMBER OF DAYS PC            154
NUMBER OF DAYS CLOUDY        150

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             32     MIXED PRECIP               1
HEAVY RAIN               30     RAIN                      53
LIGHT RAIN              130     FREEZING RAIN              2
LT FREEZING RAIN         10     HAIL                       2
HEAVY SNOW               12     SNOW                      20
LIGHT SNOW               88     SLEET                      2
FOG                     198     FOG W/VIS <= 1/4 MILE     18
HAZE                     39

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

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