916
CDUS43 KGRR 290715
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
315 AM EDT MON SEP 29 2025
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 28 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 78 4:24 PM 86 1905 69 9 77
MINIMUM 55 11:41 PM 27 1991 48 7 63
AVERAGE 67 59 8 70
PRECIPITATION (IN)
YESTERDAY 0.00 1.96 1999 0.12 -0.12 T
MONTH TO DATE 2.44 3.20 -0.76 1.32
SINCE SEP 1 2.44 3.20 -0.76 1.32
SINCE JAN 1 21.37 29.57 -8.20 29.08
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 SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 7 -7 0
MONTH TO DATE 57 102 -45 38
SINCE SEP 1 57 102 -45 38
SINCE JUL 1 88 119 -31 53
COOLING
YESTERDAY 2 1 1 5
MONTH TO DATE 65 70 -5 95
SINCE SEP 1 65 70 -5 95
SINCE JAN 1 818 722 96 749
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 3.5
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 96 6:00 AM
LOWEST 37 4:00 PM
AVERAGE 67
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THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 93 1953
MINIMUM TEMPERATURE (F) 48 29 1942
SUNRISE AND SUNSET
SEPTEMBER 29 2025.....SUNRISE 7:37 AM EDT SUNSET 7:26 PM EDT
SEPTEMBER 30 2025.....SUNRISE 7:39 AM EDT SUNSET 7:25 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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