563
CDUS43 KGRR 212140
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
540 PM EDT THU AUG 21 2025
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 21 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 78 3:52 PM 97 1916 81 -3 74
1955
MINIMUM 60 3:22 AM 44 1956 61 -1 49
AVERAGE 69 71 -2 62
PRECIPITATION (IN)
TODAY 0.00 2.05 1958 0.11 -0.11 0.00
MONTH TO DATE 1.60 2.45 -0.85 1.78
SINCE JUN 1 6.80 10.25 -3.45 12.34
SINCE JAN 1 18.90 25.27 -6.37 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 3
MONTH TO DATE 0 0 0 9
SINCE JUN 1 22 43 -21 34
SINCE JUL 1 0 5 -5 14
COOLING
TODAY 4 6 -2 0
MONTH TO DATE 191 146 45 118
SINCE JUN 1 722 547 175 525
SINCE JAN 1 742 598 144 557
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 3:00 AM
LOWEST 58 4:00 PM
AVERAGE 78
......................................................
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 98 1936
MINIMUM TEMPERATURE (F) 61 44 1894
1897
1923
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 6:55 AM EDT SUNSET 8:34 PM EDT
AUGUST 22 2025........SUNRISE 6:56 AM EDT SUNSET 8:33 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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