280
CXUS53 KGRR 012201
CLMGRR

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
601 PM EDT SAT NOV 01 2025

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

...THE GRAND RAPIDS CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             89   10/01/1897
 LOW              18   10/30/1988
                       10/21/1974
HIGHEST           85   10/03         79       6       79  10/11
                       10/04
                                                          10/29
                                                          10/30
LOWEST            29   10/25         26       3       29  10/27
AVG. MAXIMUM    64.0               60.7     3.3     67.1
AVG. MINIMUM    43.7               42.2     1.5     42.7
MEAN            53.9               51.5     2.4     54.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     2                4.0    -2.0        1
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.69   2017
 MINIMUM        0.03   1952
TOTALS          3.20               4.02   -0.82     1.28
DAILY AVG.      0.10               0.13   -0.03     0.04
DAYS >= .01        7               12.5    -5.5        5
DAYS >= .10        7                7.7    -0.7        4
DAYS >= .50        2                2.4    -0.4        1
DAYS >= 1.00       0                1.0    -1.0        0
GREATEST
 24 HR. TOTAL   1.14   10/18 TO 10/19

SNOWFALL (INCHES)
RECORDS
 TOTAL           8.4   1967
 SNOW DEPTH        5   10/27/1967
TOTALS             T                0.3    -0.3      0.0
SINCE 7/1          T                0.3    -0.3       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      1                0.4     0.6        0
DAYS >= 1.0        0                0.1    -0.1        0
GREATEST
 SNOW DEPTH        0                                   0  MM

DEGREE DAYS
HEATING TOTAL    363                428     -65      313
 SINCE 7/1       451                561    -110       MM
COOLING TOTAL     25                  8      17        7
 SINCE 1/1       846                733     113       MM

FREEZE DATES
RECORD
 EARLIEST     09/03/1946
 LATEST       06/04/1945
EARLIEST      10/25             MM
LATEST                          04/17
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.4
RESULTANT WIND SPEED/DIRECTION   0/200
HIGHEST WIND SPEED/DIRECTION    38/260    DATE  10/21
HIGHEST GUST SPEED/DIRECTION    51/230    DATE  10/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.47
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       6
LIGHT RAIN                9     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

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

$$