Climatological Report (Monthly)
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652
CXUS53 KGRR 011012
CLMBIV

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
612 AM EDT TUE OCT 01 2024

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

...THE HOLLAND CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             99   09/06/1954
 LOW              27   09/28/1991
HIGHEST           90   09/15         MM      MM       93  09/05
LOWEST            42   09/08         MM      MM       45  09/14
                                                          09/19
AVG. MAXIMUM    78.4               73.5     4.9     74.7
AVG. MINIMUM    54.1               52.4     1.7     54.8
MEAN            66.3               62.9     3.3     64.8
DAYS MAX >= 90     1                0.8     0.2        1
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.89   1986
 MINIMUM           T   1979
TOTALS          2.86               2.95   -0.09     1.58
DAILY AVG.      0.10               0.10    0.00     0.05
DAYS >= .01        5               11.1    -6.1        8
DAYS >= .10        3                5.8    -2.8        3
DAYS >= .50        2                1.9     0.1        1
DAYS >= 1.00       1                0.6     0.4        0
GREATEST
 24 HR. TOTAL   1.91   09/24 TO 09/24


DEGREE DAYS
HEATING TOTAL     43                123     -80       80
 SINCE 7/1        60                147     -87       MM
COOLING TOTAL     89                 62      27       81
 SINCE 1/1       709                623      86       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.1
RESULTANT WIND SPEED/DIRECTION   1/090
HIGHEST WIND SPEED/DIRECTION    21/080    DATE  09/27
HIGHEST GUST SPEED/DIRECTION    34/040    DATE  09/28

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.21
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       3
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      4
HAZE                      2

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

$$