Weather on April 20
Ann Arbor, MI
55 Years of Data
About This Date
April 20th in Ann Arbor, MI typically brings mild spring weather, with average highs around 61°F and lows near 40°F. Over 56 years of records, the warmest April 20th was in 1985 (70°F average), while the coldest was 2013 (34°F) — a 36°F range across recorded history. Precipitation has occurred on 54% of recorded April 20th dates, with snow falling 2% of the time. The last decade has been 7.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 7.4°F cooler on this date compared to 20-30 years ago.
Planning for April 20th in Ann Arbor, MI? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 47° | 28° | 37° | — | — |
| 2025 | 58° | 41° | 49° | — | — |
| 2024 | 46° | 36° | 41° | — | — |
| 2023 | 68° | 42° | 55° | 0.03" | — |
| 2022 | 51° | 22° | 37° | — | — |
| 2021 | 39° | 31° | 35° | 0.64" | — |
| 2020 | 58° | 23° | 41° | 0.03" | — |
| 2019 | 43° | 39° | 41° | 2.11" | — |
| 2018 | 59° | 31° | 45° | — | — |
| 2017 | 65° | 48° | 56° | 2.08" | — |
| 2016 | 66° | 44° | 55° | — | — |
| 2015 | 64° | 44° | 54° | 0.56" | — |
| 2014 | 73° | 28° | 51° | — | — |
| 2013coldest | 42° | 27° | 34° | 0.1" | 0.2" |
| 2012 | 73° | 45° | 59° | — | — |
| 2011 | 41° | 35° | 38° | 0.94" | — |
| 2010 | 64° | 35° | 50° | — | — |
| 2009 | 53° | 41° | 47° | 1.78" | — |
| 2008 | 69° | 46° | 58° | — | — |
| 2007 | 71° | 34° | 52° | — | — |
| 2006 | 72° | 35° | 53° | — | — |
| 2005 | 72° | 41° | 56° | 0.33" | — |
| 2004 | 53° | 35° | 44° | 0.25" | — |
| 2003 | 74° | 53° | 63° | 1.19" | — |
| 2002 | 58° | 41° | 49° | 0.41" | — |
| 2001 | 56° | 46° | 51° | 0.66" | — |
| 2000 | 54° | 47° | 50° | 4.52" | — |
| 1999 | 55° | 39° | 47° | 0.15" | — |
| 1998 | 66° | 42° | 54° | — | — |
| 1997 | 59° | 28° | 44° | — | — |
| 1996 | 72° | 54° | 63° | 2.57" | — |
| 1995 | 48° | 35° | 42° | 0.18" | — |
| 1994 | 63° | 32° | 47° | — | — |
| 1993 | 66° | 50° | 58° | 1.27" | — |
| 1992 | 73° | 53° | 63° | 0.43" | — |
| 1991 | 46° | 35° | 41° | 2.54" | — |
| 1990 | 60° | 51° | 56° | 0.81" | — |
| 1989 | 67° | 33° | 50° | — | — |
| 1988 | 54° | 32° | 43° | — | — |
| 1987 | 80° | 51° | 66° | — | — |
| 1986 | 64° | 40° | 52° | 0.48" | — |
| 1985warmest | 82° | 58° | 70° | — | — |
| 1984 | 58° | 40° | 49° | — | — |
| 1983 | 46° | 25° | 35° | — | — |
| 1982 | 66° | 50° | 58° | 0.33" | — |
| 1981 | 48° | 32° | 40° | 0.03" | — |
| 1980 | 71° | 52° | 61° | — | — |
| 1979 | 65° | 36° | 50° | — | — |
| 1978 | 53° | 38° | 45° | 1.6" | — |
| 1977 | 77° | 58° | 67° | 0.23" | — |
| 1976 | 70° | 48° | 59° | — | — |
| 1975 | 50° | 37° | 44° | 0.05" | — |
| 1974 | 68° | 36° | 52° | — | — |
| 1973 | 81° | 55° | 68° | 0.03" | — |
| 1972 | 58° | 39° | 48° | 0.81" | — |
| 1971 | 72° | 45° | 58° | — | — |
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.