237
CDUS43 KGRR 302130
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
530 PM EDT TUE SEP 30 2025
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 30 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 80 3:55 PM 85 1922 68 12 78
1971
MINIMUM 53 6:54 AM 30 1993 48 5 56
AVERAGE 67 58 9 67
PRECIPITATION (IN)
TODAY 0.00 3.10 1981 0.12 -0.12 0.00
MONTH TO DATE 2.44 3.43 -0.99 1.32
SINCE SEP 1 2.44 3.43 -0.99 1.32
SINCE JAN 1 21.37 29.80 -8.43 29.08
SNOWFALL (IN)
TODAY 0.0 T 2003 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
TODAY 0 8 -8 0
MONTH TO DATE 57 118 -61 38
SINCE SEP 1 57 118 -61 38
SINCE JUL 1 88 135 -47 53
COOLING
TODAY 2 1 1 2
MONTH TO DATE 68 73 -5 105
SINCE SEP 1 68 73 -5 105
SINCE JAN 1 821 725 96 759
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (60)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 5.3
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 38 4:00 PM
AVERAGE 68
......................................................
THE GRAND RAPIDS CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 89 1897
MINIMUM TEMPERATURE (F) 47 27 1899
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 7:39 AM EDT SUNSET 7:25 PM EDT
OCTOBER 1 2025.......SUNRISE 7:40 AM EDT SUNSET 7:23 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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