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

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CXUS53 KGRR 310057
CLSGRR

WRKCLSGRR 000
TTAA00 GRR 310026

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
716 PM EST SAT DEC 30 2023

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

...THE GRAND RAPIDS CLIMATE SUMMARY FOR THE SEASON, FROM
3/1/2023 TO 5/31/2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             95   05/31/1934
 LOW             -13   03/08/1943
HIGHEST           90   05/30         85       5       87  05/11
                       05/31
                                                          05/12
                                                          05/31
LOWEST            15   03/18          6       9       12  03/12
AVG. MAXIMUM    58.2               57.4     0.8     56.2
AVG. MINIMUM    37.5               37.6    -0.1     38.0
MEAN            47.9               47.5     0.4     47.1
DAYS MAX >= 90     2                0.4     1.6        0
DAYS MAX <= 32     3                5.0    -2.0        4
DAYS MIN <= 32    35               33.2     1.8       35
DAYS MIN <= 0      0                0.3    -0.3        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       16.37   1976
 MINIMUM        3.72   1936
TOTALS          9.39              10.38   -0.99    12.76
DAILY AVG.      0.10               0.11   -0.01     0.14
DAYS >= .01       39               37.1     1.9       45
DAYS >= .10       24               21.7     2.3       28
DAYS >= .50        4                6.1    -2.1        9
DAYS >= 1.00       2                2.1    -0.1        3
GREATEST
 24 HR. TOTAL   2.02   03/31 TO 03/31

SNOWFALL (INCHES)
RECORDS
 TOTAL          41.4   1965
 SNOW DEPTH       20   03/02/2014
TOTALS          23.9                9.6    14.3      6.4
SINCE 7/1      110.7               77.6    33.1       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE     23                8.0    15.0       21
DAYS >= 1.0        6                2.6     3.4        2
GREATEST
 SNOW DEPTH        9   03/10                           1  03/11
                                                          03/12
                                                          03/13

DEGREE DAYS
HEATING TOTAL   1598               1662     -64     1709
 SINCE 7/1      5918               6369    -451       MM
COOLING TOTAL     40                 51     -11       88
 SINCE 1/1        40                 51     -11       MM

FREEZE DATES
RECORD
 EARLIEST     09/03/1946
 LATEST       06/04/1945
EARLIEST                        10/23
LATEST                          04/27
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
RESULTANT WIND SPEED/DIRECTION   1/240
HIGHEST WIND SPEED/DIRECTION    39/260    DATE  04/05
HIGHEST GUST SPEED/DIRECTION    57/280    DATE  04/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   49
AVERAGE SKY COVER           0.61
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             40
NUMBER OF DAYS CLOUDY         34

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                9     RAIN                      14
LIGHT RAIN               37     FREEZING RAIN              1
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                2     SNOW                       8
LIGHT SNOW               19     SLEET                      2
FOG                      38     FOG W/VIS <= 1/4 MILE      4
HAZE                      9

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

$$


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