Weather on October 20
Madison, WI
55 Years of Data
Avg High
59°F
Avg Low
36°F
Warmest
1971
64°F avg
Coldest
1972
28°F avg
About This Date
October 20th in Madison, WI typically brings cool fall weather, with average highs around 59°F and lows near 36°F. Over 55 years of records, the warmest October 20th was in 1971 (64°F average), while the coldest was 1972 (28°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 20th dates historically, with the wettest October 20th recording 2.03" of rain. The last decade has been 6.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.5°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in Madison, WI? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 34° | 46° | 0.03" | — |
| 2024 | 76° | 50° | 63° | — | — |
| 2023 | 63° | 46° | 54° | 0.28" | — |
| 2022 | 49° | 27° | 38° | — | — |
| 2021 | 75° | 45° | 60° | — | — |
| 2020 | — | 28° | — | — | — |
| 2019 | 64° | 47° | 55° | — | — |
| 2018 | 57° | 42° | 50° | 0.15" | — |
| 2017 | 70° | 40° | 55° | — | — |
| 2016 | 69° | 46° | 58° | — | — |
| 2015 | 74° | 48° | 61° | — | — |
| 2014 | 57° | 41° | 49° | — | — |
| 2013 | 54° | 30° | 42° | 0.08" | — |
| 2012 | 50° | 33° | 42° | 2.03" | — |
| 2011 | 48° | 39° | 44° | — | — |
| 2010 | 62° | 33° | 48° | — | — |
| 2009 | 66° | 43° | 54° | — | — |
| 2008 | 63° | 50° | 56° | 0.05" | — |
| 2007 | 55° | 44° | 50° | — | — |
| 2006 | 41° | 30° | 36° | — | — |
| 2005 | 58° | 31° | 44° | — | — |
| 2004 | 49° | 44° | 46° | — | — |
| 2003 | 71° | 43° | 57° | — | — |
| 2002 | 42° | 30° | 36° | — | — |
| 2001 | 63° | 35° | 49° | — | — |
| 2000 | 79° | 38° | 58° | — | — |
| 1999 | 59° | 31° | 45° | — | — |
| 1998 | 62° | 37° | 50° | — | — |
| 1997 | 55° | 25° | 40° | — | — |
| 1996 | 62° | 22° | 42° | — | — |
| 1995 | 70° | 42° | 56° | 1.04" | — |
| 1994 | 66° | 46° | 56° | — | — |
| 1993 | 62° | 34° | 48° | 0.1" | — |
| 1992 | 43° | 27° | 35° | 0.53" | — |
| 1991 | 50° | 22° | 36° | — | — |
| 1990 | 54° | 24° | 39° | — | — |
| 1989 | 40° | 32° | 36° | — | — |
| 1988 | 56° | 20° | 38° | — | — |
| 1987 | 58° | 23° | 40° | — | — |
| 1986 | 67° | 42° | 54° | — | — |
| 1985 | 61° | 47° | 54° | 0.23" | — |
| 1984 | 53° | 30° | 42° | — | — |
| 1983 | 52° | 43° | 47° | 0.64" | — |
| 1982 | 61° | 33° | 47° | 1.02" | — |
| 1981 | 51° | 28° | 40° | — | — |
| 1980 | 55° | — | — | — | — |
| 1979 | 68° | 50° | 59° | 0.05" | — |
| 1978 | 67° | 27° | 47° | — | — |
| 1977 | 64° | 34° | 49° | — | — |
| 1976 | 34° | — | — | — | — |
| 1975 | 60° | 29° | 44° | — | — |
| 1974 | 48° | 29° | 38° | — | — |
| 1973 | 69° | 30° | 50° | — | — |
| 1972coldest | 43° | 14° | 28° | — | — |
| 1971warmest | 71° | 58° | 64° | 1.09" | — |
55 years of data from UW ARBORETUM - MADISON