Weather on October 17
Indianapolis, IN
55 Years of Data
Avg High
64°F
Avg Low
44°F
Warmest
2016
72°F avg
Coldest
2009
36°F avg
About This Date
October 17th in Indianapolis, IN typically brings mild fall weather, with average highs around 64°F and lows near 44°F. Over 52 years of records, the warmest October 17th was in 2016 (72°F average), while the coldest was 2009 (36°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 23% of October 17th dates historically, with the wettest October 17th recording 4.93" of rain. The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
Planning for October 17th in Indianapolis, IN? Great weather for outdoor activities.
Cooling Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 46° | 59° | — | — |
| 2024 | 60° | 31° | 45° | — | — |
| 2023 | 59° | 46° | 53° | — | — |
| 2022 | 49° | 35° | 42° | — | — |
| 2021 | 64° | 38° | 51° | — | — |
| 2020 | 60° | 32° | 46° | — | — |
| 2019 | 57° | 39° | 48° | — | — |
| 2018 | 54° | 37° | 45° | — | — |
| 2017 | 66° | 39° | 53° | — | — |
| 2016warmest | 80° | 64° | 72° | — | — |
| 2015 | 51° | 32° | 42° | — | — |
| 2014 | 67° | 50° | 58° | — | — |
| 2012 | 66° | 38° | 52° | — | — |
| 2011 | 73° | 39° | 56° | — | — |
| 2010 | 68° | 34° | 51° | — | — |
| 2009coldest | 42° | 30° | 36° | 0.03" | — |
| 2008 | 61° | 42° | 51° | — | — |
| 2007 | 71° | 47° | 59° | 0.15" | — |
| 2006 | 57° | 48° | 53° | 4.93" | — |
| 2005 | 70° | 43° | 56° | — | — |
| 2004 | 48° | 34° | 41° | — | — |
| 2002 | 62° | 36° | 49° | — | — |
| 2000 | 63° | 53° | 58° | 1.14" | — |
| 1999 | 78° | 52° | 65° | 0.46" | — |
| 1998 | 78° | 54° | 66° | — | — |
| 1997 | 54° | 40° | 47° | — | — |
| 1996 | 74° | 52° | 63° | — | — |
| 1995 | 70° | 33° | 51° | — | — |
| 1994 | 78° | 51° | 65° | — | — |
| 1993 | 67° | 58° | 62° | 0.74" | — |
| 1992 | 50° | 30° | 40° | 0.13" | — |
| 1991 | 69° | 38° | 53° | — | — |
| 1990 | 68° | 48° | 58° | — | — |
| 1989 | 78° | 55° | 67° | 0.71" | — |
| 1988 | 76° | 53° | 64° | 3.35" | — |
| 1987 | 76° | 50° | 63° | 0.15" | — |
| 1986 | 57° | 44° | 51° | — | — |
| 1985 | 66° | 47° | 56° | — | — |
| 1984 | 78° | 58° | 68° | — | — |
| 1983 | 73° | 62° | 68° | — | — |
| 1982 | 56° | 32° | 44° | — | — |
| 1981 | 66° | 44° | 55° | — | — |
| 1980 | 81° | 58° | 69° | — | — |
| 1979 | 58° | 50° | 54° | 0.74" | — |
| 1978 | 47° | 37° | 42° | — | — |
| 1977 | 46° | 30° | 38° | 0.1" | — |
| 1976 | 55° | 37° | 46° | — | — |
| 1975 | 61° | 43° | 52° | — | — |
| 1974 | 61° | 36° | 48° | — | — |
| 1973 | 59° | 40° | 49° | — | — |
| 1972 | 64° | 43° | 53° | — | — |
| 1971 | 74° | 56° | 65° | — | — |
52 years of data from INDIANAPOLIS SE SIDE