Weather on December 31
Ann Arbor, MI
55 Years of Data
About This Date
December 31st in Ann Arbor, MI typically brings cold winter weather, with average highs around 35°F and lows near 21°F. Over 55 years of records, the warmest December 31st was in 2004 (49°F average), while the coldest was 2017 (2°F) — a 47°F range across recorded history. Precipitation has occurred on 51% of recorded December 31st dates, with snow falling 18% of the time (heaviest snowfall: 1.7"). The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
Planning for December 31st in Ann Arbor, MI? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 29° | 14° | 21° | 0.05" | — |
| 2024 | 41° | 27° | 34° | 0.38" | — |
| 2023 | 39° | 33° | 36° | 0.03" | — |
| 2022 | 45° | 34° | 39° | 0.79" | — |
| 2021 | 43° | 33° | 38° | 0.03" | — |
| 2020 | 31° | 15° | 23° | — | — |
| 2019 | 33° | 26° | 30° | — | — |
| 2018 | 49° | 22° | 36° | 2.03" | — |
| 2017coldest | 15° | -11° | 2° | — | — |
| 2016 | 46° | 26° | 36° | — | — |
| 2015 | 31° | 28° | 30° | — | — |
| 2014 | 23° | 7° | 15° | — | — |
| 2013 | 20° | 14° | 17° | 0.03" | — |
| 2012 | 30° | 12° | 21° | — | — |
| 2011 | 44° | 31° | 37° | 0.76" | — |
| 2010 | 43° | 34° | 38° | — | — |
| 2009 | 33° | 15° | 24° | 0.23" | 1" |
| 2008 | 33° | 17° | 25° | 0.15" | 1.4" |
| 2007 | 33° | 25° | 29° | — | — |
| 2006 | 52° | 36° | 44° | 2.77" | — |
| 2005 | 34° | 32° | 33° | 0.33" | — |
| 2004warmest | 58° | 40° | 49° | 0.25" | — |
| 2003 | 47° | 23° | 35° | — | — |
| 2002 | 50° | 25° | 37° | 0.03" | — |
| 2001 | 21° | 17° | 19° | — | — |
| 2000 | 28° | 17° | 23° | — | — |
| 1999 | 39° | 15° | 27° | — | — |
| 1998 | 20° | 13° | 16° | 0.03" | — |
| 1997 | 24° | 6° | 15° | 0.05" | 0.4" |
| 1996 | 32° | 26° | 29° | — | — |
| 1995 | 36° | 27° | 31° | 0.08" | 0.4" |
| 1994 | 34° | 31° | 32° | 0.66" | — |
| 1993 | 31° | 10° | 20° | 0.03" | 0.1" |
| 1992 | 55° | 33° | 44° | 0.76" | — |
| 1991 | 30° | 25° | 27° | — | — |
| 1990 | 28° | 11° | 19° | 0.08" | 0.5" |
| 1989 | 34° | 27° | 30° | 1.37" | 0.2" |
| 1988 | 33° | 22° | 27° | — | — |
| 1987 | 37° | 17° | 27° | — | — |
| 1986 | 35° | 31° | 33° | — | — |
| 1985 | 37° | 22° | 29° | — | — |
| 1984 | 34° | 26° | 30° | 0.13" | — |
| 1983 | 17° | -3° | 7° | — | — |
| 1982 | 32° | 20° | 26° | — | — |
| 1981 | 36° | 13° | 24° | — | — |
| 1980 | 30° | 21° | 26° | 0.51" | 1.7" |
| 1979 | 33° | 24° | 29° | — | — |
| 1978 | 37° | 34° | 35° | 1.45" | — |
| 1977 | 30° | 23° | 27° | — | — |
| 1976 | 17° | -6° | 6° | — | — |
| 1975 | 34° | 27° | 30° | — | — |
| 1974 | 35° | 24° | 30° | 0.3" | 1.2" |
| 1973 | 24° | 15° | 20° | 0.18" | 0.7" |
| 1972 | 53° | 36° | 44° | 0.61" | — |
| 1971 | 37° | 18° | 27° | — | — |
Ann Arbor, MI Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Ann Arbor, MI Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Ann Arbor, MI Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Ann Arbor, MI
Ann Arbor, MI has no months that meet our "pleasant" threshold — every season has tradeoffs.