720
CDUS43 KGRR 300625
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
225 AM EDT TUE SEP 30 2025
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR SEPTEMBER 29 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 81 4:19 PM 93 1953 69 12 83
MINIMUM 51 6:53 AM 29 1942 48 3 62
AVERAGE 66 58 8 73
PRECIPITATION (IN)
YESTERDAY 0.00 2.22 1906 0.11 -0.11 0.00
MONTH TO DATE 2.44 3.31 -0.87 1.32
SINCE SEP 1 2.44 3.31 -0.87 1.32
SINCE JAN 1 21.37 29.68 -8.31 29.08
SNOWFALL (IN)
YESTERDAY 0.0 T 1967 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 8 -8 0
MONTH TO DATE 57 110 -53 38
SINCE SEP 1 57 110 -53 38
SINCE JUL 1 88 127 -39 53
COOLING
YESTERDAY 1 1 0 8
MONTH TO DATE 66 71 -5 103
SINCE SEP 1 66 71 -5 103
SINCE JAN 1 819 723 96 757
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 2.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 7:00 AM
LOWEST 42 2:00 PM
AVERAGE 69
......................................................
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 85 1922
1971
MINIMUM TEMPERATURE (F) 48 30 1993
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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