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

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CXUS53 KGRR 020132
CLAGRR

WRKCLAGRR 000
TTAA00 GRR 020129

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
821 PM EST WED JAN 01 2025

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

...THE GRAND RAPIDS CLIMATE SUMMARY FOR THE YEAR OF 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2024

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           94   06/17         93       1       91  08/23
                                                          08/24
                                                          09/05
LOWEST            -5   01/15         -6       1        2  01/31
AVG. MAXIMUM    61.3               58.2     3.1     59.7
AVG. MINIMUM    43.1               40.5     2.6     42.2
MEAN            52.2               49.3     2.9     51.0
DAYS MAX >= 90     6                9.9    -3.9       14
DAYS MAX <= 32    28               50.5   -22.5       21
DAYS MIN <= 32   101              133.1   -32.1      112
DAYS MIN <= 0      2                4.4    -2.4        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       51.37   2019
 MINIMUM       20.92   1930
TOTALS         36.90              39.40   -2.50    36.74
DAILY AVG.      0.10               0.11   -0.01     0.10
DAYS >= .01      154              148.7     5.3      145
DAYS >= .10       91               81.1     9.9       77
DAYS >= .50       22               23.5    -1.5       24
DAYS >= 1.00       5                8.3    -3.3        9
GREATEST
 24 HR. TOTAL   1.90   07/15 TO 07/15

SNOWFALL (INCHES)
RECORDS
 TOTAL         143.7   2008
 SNOW DEPTH       27   01/27/1978
TOTALS          75.3               77.6    -2.3     46.3
SINCE 7/1       31.0               28.2     2.8       MM
SNOWDEPTH AVG.     1                                   0
DAYS >= TRACE     62               50.9    11.1       72
DAYS >= 1.0       18               23.5    -5.5       15
GREATEST
 SNOW DEPTH       15   01/14                           9  03/10

DEGREE DAYS
HEATING TOTAL   5343               6408   -1065     5661
 SINCE 7/1      2024               2387    -363       MM
COOLING TOTAL    766                732      34      668
 SINCE 1/1       766                733      33       MM

FREEZE DATES
RECORD
 EARLIEST     09/03/1946
 LATEST       06/04/1945
EARLIEST                        10/27
LATEST                          04/25
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.0
RESULTANT WIND SPEED/DIRECTION   2/240
HIGHEST WIND SPEED/DIRECTION    38/320    DATE  04/12
HIGHEST GUST SPEED/DIRECTION    53/330    DATE  04/12

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   46
AVERAGE SKY COVER           0.62
NUMBER OF DAYS FAIR           78
NUMBER OF DAYS PC            157
NUMBER OF DAYS CLOUDY        131

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             48     MIXED PRECIP               1
HEAVY RAIN               36     RAIN                      59
LIGHT RAIN              158     FREEZING RAIN              1
LT FREEZING RAIN          8     HAIL                       0
HEAVY SNOW                8     SNOW                      13
LIGHT SNOW               60     SLEET                      4
FOG                     185     FOG W/VIS <= 1/4 MILE     23
HAZE                     21

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

$$