646
CDUS43 KGRR 170545
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
145 AM EDT MON AUG 17 2026
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR AUGUST 16 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1892 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 84 3:25 PM 99 1913 81 3 90
MINIMUM 71 11:59 PM 40 1979 62 9 69
AVERAGE 78 71 7 80
PRECIPITATION (IN)
YESTERDAY 0.41 1.74 2016 0.12 0.29 0.00
MONTH TO DATE 3.55 1.89 1.66 0.50
SINCE JUN 1 8.28 9.69 -1.41 5.70
SINCE JAN 1 27.65 24.71 2.94 17.80
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 0
SINCE JUN 1 31 43 -12 22
SINCE JUL 1 1 5 -4 0
COOLING
YESTERDAY 13 7 6 15
MONTH TO DATE 133 116 17 160
SINCE JUN 1 573 517 56 691
SINCE JAN 1 613 568 45 711
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 8.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 7:00 AM
LOWEST 67 5:00 PM
AVERAGE 84
......................................................
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 2026........SUNRISE 6:50 AM EDT SUNSET 8:41 PM EDT
AUGUST 18 2026........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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