770
CDUS43 KGRR 172230
CLILAN
CLIMATE REPORT
NATIONAL WEATHER SERVICE GRAND RAPIDS, MICHIGAN
530 PM EST WED DEC 17 2025
...............................
..THE LANSING CLIMATE SUMMARY FOR DECEMBER 17 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1864 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 42 3:17 PM 53 1921 35 7 41
MINIMUM 34 12:29 AM -14 1884 23 11 34
AVERAGE 38 29 9 38
PRECIPITATION (IN)
TODAY 0.00 1.65 1895 0.05 -0.05 0.00
MONTH TO DATE 0.98 1.05 -0.07 0.65
SINCE DEC 1 0.98 1.05 -0.07 0.65
SINCE JAN 1 26.72 32.48 -5.76 32.16
SNOWFALL (IN)
TODAY 0.0 6.0 1876 0.4 -0.4 0.0
MONTH TO DATE 6.7 5.8 0.9 4.1
SINCE DEC 1 6.7 5.8 0.9 4.1
SINCE JUL 1 15.8 9.9 5.9 6.5
SNOW DEPTH 5
DEGREE DAYS
HEATING
TODAY 27 36 -9 27
MONTH TO DATE 739 573 166 592
SINCE DEC 1 739 573 166 592
SINCE JUL 1 1997 1955 42 1629
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 803 657 146 723
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 13.6
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 7:00 AM
LOWEST 64 3:00 PM
AVERAGE 73
......................................................
THE LANSING CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 55 1895
MINIMUM TEMPERATURE (F) 23 -25 1884
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 8:03 AM EST SUNSET 5:06 PM EST
DECEMBER 18 2025......SUNRISE 8:04 AM EST SUNSET 5:06 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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