457
CDUS43 KGRR 280631
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
231 AM EDT SUN SEP 28 2025
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 27 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 82 4:20 PM 86 1946 69 13 75
MINIMUM 55 6:54 AM 29 1989 49 6 55
AVERAGE 69 59 10 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.80 1911 0.12 -0.12 0.00
MONTH TO DATE 2.44 3.08 -0.64 1.32
SINCE SEP 1 2.44 3.08 -0.64 1.32
SINCE JAN 1 21.37 29.45 -8.08 29.08
SNOWFALL (IN)
YESTERDAY 0.0 T 1942 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 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 7 -7 0
MONTH TO DATE 57 95 -38 38
SINCE SEP 1 57 95 -38 38
SINCE JUL 1 88 112 -24 53
COOLING
YESTERDAY 4 1 3 0
MONTH TO DATE 63 69 -6 90
SINCE SEP 1 63 69 -6 90
SINCE JAN 1 816 721 95 744
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 6.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 38 4:00 PM
AVERAGE 68
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THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 86 1905
MINIMUM TEMPERATURE (F) 48 27 1991
SUNRISE AND SUNSET
SEPTEMBER 28 2025.....SUNRISE 7:36 AM EDT SUNSET 7:28 PM EDT
SEPTEMBER 29 2025.....SUNRISE 7:37 AM EDT SUNSET 7:26 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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