Climatological Report (Daily)
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
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CDUS43 KGRR 180639
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
239 AM EDT MON AUG 18 2025
...................................
...THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 17 2025...
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)
YESTERDAY
MAXIMUM 85 3:34 PM 98 1988 81 4 79
MINIMUM 63 11:59 PM 45 1894 61 2 67
1976
AVERAGE 74 71 3 73
PRECIPITATION (IN)
YESTERDAY 0.00 1.94 1995 0.11 -0.11 0.14
MONTH TO DATE 0.50 2.00 -1.50 1.67
SINCE JUN 1 5.70 9.80 -4.10 12.23
SINCE JAN 1 17.80 24.82 -7.02 27.16
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 9 6 3 8
MONTH TO DATE 169 122 47 111
SINCE JUN 1 700 523 177 518
SINCE JAN 1 720 574 146 550
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 9.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 12:00 AM
LOWEST 49 3:00 PM
AVERAGE 69
..........................................................
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 97 1947
MINIMUM TEMPERATURE (F) 61 41 1943
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.
$$