Weather on October 20
Fishers, IN
55 Years of Data
Avg High
60°F
Avg Low
39°F
Warmest
1979
68°F avg
Coldest
1989
32°F avg
About This Date
October 20th in Fishers, IN typically brings mild fall weather, with average highs around 60°F and lows near 39°F. Over 54 years of records, the warmest October 20th was in 1979 (68°F average), while the coldest was 1989 (32°F) — a 36°F range across recorded history. Precipitation has occurred on 41% of recorded October 20th dates, with snow falling 2% of the time (heaviest snowfall: 3"). The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in Fishers, IN? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | — | 38° | — | — | — |
| 2024 | 70° | 38° | 54° | — | — |
| 2023 | 55° | 50° | 53° | 0.74" | — |
| 2022 | 50° | 30° | 40° | — | — |
| 2021 | 71° | 46° | 59° | — | — |
| 2020 | 74° | 33° | 53° | — | — |
| 2019 | 68° | 39° | 54° | — | — |
| 2018 | 53° | 36° | 44° | 0.05" | — |
| 2017 | 74° | 45° | 59° | — | — |
| 2016 | 74° | 53° | 63° | 3.18" | — |
| 2015 | 49° | 32° | 40° | — | — |
| 2014 | 55° | 37° | 46° | 0.03" | — |
| 2013 | 52° | 40° | 46° | 0.28" | — |
| 2012 | 49° | 42° | 45° | 0.99" | — |
| 2011 | 46° | 40° | 43° | — | — |
| 2010 | 62° | 35° | 49° | — | — |
| 2009 | 62° | 32° | 47° | — | — |
| 2008 | 70° | 37° | 53° | — | — |
| 2007 | 60° | 50° | 55° | 0.05" | — |
| 2006 | 48° | 39° | 44° | 0.53" | — |
| 2005 | 74° | 50° | 62° | 0.03" | — |
| 2004 | 53° | 46° | 50° | — | — |
| 2003 | 71° | 44° | 58° | — | — |
| 2002 | 54° | 30° | 42° | — | — |
| 2001 | 64° | 40° | 52° | — | — |
| 2000 | 73° | 42° | 58° | — | — |
| 1999 | 58° | 33° | 45° | — | — |
| 1997 | 63° | 45° | 54° | — | — |
| 1996 | 56° | 32° | 44° | — | — |
| 1995 | 76° | 48° | 62° | 0.79" | — |
| 1994 | 67° | 46° | 56° | 0.08" | — |
| 1993 | 61° | 54° | 57° | 0.69" | — |
| 1992 | 47° | 24° | 35° | 0.05" | — |
| 1991 | 51° | 28° | 40° | — | — |
| 1990 | 52° | 31° | 41° | — | — |
| 1989coldest | 33° | 31° | 32° | 0.81" | 3" |
| 1988 | 53° | 30° | 42° | — | — |
| 1987 | 65° | 38° | 51° | 0.13" | — |
| 1986 | 63° | 33° | 48° | — | — |
| 1985 | 72° | 55° | 63° | 1.07" | — |
| 1984 | 69° | 37° | 53° | — | — |
| 1983 | 56° | 45° | 50° | 1.17" | — |
| 1982 | 68° | 42° | 55° | 0.69" | — |
| 1981 | 52° | 35° | 43° | — | — |
| 1980 | 51° | 34° | 42° | 0.05" | — |
| 1979warmest | 78° | 57° | 68° | — | — |
| 1978 | 58° | 37° | 47° | — | — |
| 1977 | 56° | 31° | 43° | — | — |
| 1976 | 45° | 38° | 41° | 1.68" | — |
| 1975 | 48° | 45° | 46° | 0.18" | — |
| 1974 | 49° | 30° | 39° | 0.05" | — |
| 1973 | 74° | 38° | 56° | — | — |
| 1972 | 46° | 25° | 35° | — | — |
| 1971 | 79° | 48° | 63° | — | — |
54 years of data from OAKLANDON GEIST RSVR