831
CDUS43 KGRR 170637
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
237 AM EDT SUN AUG 17 2025
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 16 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 90 3:54 PM 99 1913 81 9 83
MINIMUM 69 5:53 AM 40 1979 62 7 64
AVERAGE 80 71 9 74
PRECIPITATION (IN)
YESTERDAY 0.00 1.74 2016 0.12 -0.12 0.38
MONTH TO DATE 0.50 1.89 -1.39 1.53
SINCE JUN 1 5.70 9.69 -3.99 12.09
SINCE JAN 1 17.80 24.71 -6.91 27.02
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 15 7 8 9
MONTH TO DATE 160 116 44 103
SINCE JUN 1 691 517 174 510
SINCE JAN 1 711 568 143 542
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (160)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 6:00 AM
LOWEST 52 3:00 PM
AVERAGE 73
......................................................
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 98 1988
MINIMUM TEMPERATURE (F) 61 45 1894
1976
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 6:51 AM EDT SUNSET 8:41 PM EDT
AUGUST 18 2025........SUNRISE 6:52 AM EDT SUNSET 8:39 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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