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

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542
CDUS43 KGRR 182135
CLIGRR

CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
535 PM EDT MON AUG 18 2025

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

...THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 18 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         82   3:59 PM  97    1947  81      1       79
  MINIMUM         59   6:00 AM  41    1943  61     -2       64
  AVERAGE         71                        71      0       72

PRECIPITATION (IN)
  TODAY            0.00          1.73 1990   0.11  -0.11     0.11
  MONTH TO DATE    0.50                      2.11  -1.61     1.78
  SINCE JUN 1      5.70                      9.91  -4.21    12.34
  SINCE JAN 1     17.80                     24.93  -7.13    27.27

SNOWFALL (IN)
  TODAY            0.0           0.0    MM   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE JUN 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE JUN 1     22                        43    -21       27
  SINCE JUL 1      0                         5     -5        7

 COOLING
  TODAY            6                         6      0        7
  MONTH TO DATE  175                       128     47      118
  SINCE JUN 1    706                       529    177      525
  SINCE JAN 1    726                       580    146      557
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   E (100)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SE (120)
  AVERAGE WIND SPEED    11.5


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           2:00 AM
 LOWEST     47           4:00 PM
 AVERAGE    64

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


THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        98      1955
 MINIMUM TEMPERATURE (F)   61        43      1977


SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE   6:52 AM EDT   SUNSET   8:39 PM EDT
AUGUST 19 2025........SUNRISE   6:53 AM EDT   SUNSET   8:37 PM EDT


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




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