320
CDUS43 KGRR 170545
CLIGRR
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
1245 AM EST WED DEC 17 2025
...............................
..THE GRAND RAPIDS CLIMATE SUMMARY FOR DECEMBER 16 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 36 11:57 PM 63 2021 36 0 50
MINIMUM 19 9:16 AM -2 1901 25 -6 40
1989
AVERAGE 28 30 -2 45
PRECIPITATION (IN)
YESTERDAY 0.00 0.97 1921 0.07 -0.07 0.10
MONTH TO DATE 1.10 1.31 -0.21 1.31
SINCE DEC 1 1.10 1.31 -0.21 1.31
SINCE JAN 1 27.17 38.23 -11.06 35.13
SNOWFALL (IN)
YESTERDAY 0.0 5.7 1911 0.7 -0.7 0.0
MONTH TO DATE 7.8 9.7 -1.9 13.4
SINCE DEC 1 7.8 9.7 -1.9 13.4
SINCE JUL 1 19.1 17.1 2.0 24.7
SNOW DEPTH 7
DEGREE DAYS
HEATING
YESTERDAY 37 35 2 20
MONTH TO DATE 695 524 171 556
SINCE DEC 1 695 524 171 556
SINCE JUL 1 1928 1837 91 1544
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 846 733 113 766
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 11.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 84 7:00 AM
LOWEST 56 2:00 PM
AVERAGE 70
......................................................
THE GRAND RAPIDS CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 54 2006
MINIMUM TEMPERATURE (F) 24 -5 1973
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 8:07 AM EST SUNSET 5:09 PM EST
DECEMBER 18 2025......SUNRISE 8:08 AM EST SUNSET 5:10 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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