Weather on October 19 at Indiana Dunes
Indiana Dunes National Park
Based on 54 years of data from Gary, IN
Planning Your Visit
October 19th in Indiana Dunes National Park (via Gary, IN) typically brings mild fall weather, with average highs around 61°F and lows near 41°F. Over 54 years of records, the warmest October 19th was in 1971 (69°F average), while the coldest was 1972 (36°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 37% of October 19th dates historically, with the wettest October 19th recording 3.68" of rain. The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
Planning for October 19th in Indiana Dunes? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 79°F | 55°F | -- | -- |
| 2024 | 73°F | 42°F | 0" | 0" |
| 2023 | 64°F | 43°F | 0.15" | 0" |
| 2022 | 45°F | 36°F | 0" | 0" |
| 2021 | 71°F | 45°F | 0" | 0" |
| 2020 | 52°F | 41°F | -- | -- |
| 2019 | 69°F | 43°F | -- | -- |
| 2018 | 57°F | 38°F | 0" | -- |
| 2017 | 70°F | 50°F | 0" | 0" |
| 2016 | 77°F | 49°F | 0" | 0" |
| 2015 | 57°F | 38°F | 0" | 0" |
| 2013 | 55°F | 42°F | 0" | 0" |
| 2012 | 50°F | 43°F | 0.51" | 0" |
| 2011 | 52°F | 38°F | 0.71" | 0" |
| 2010 | 61°F | 38°F | 0" | 0" |
| 2009 | 53°F | 39°F | 0" | 0" |
| 2008 | 59°F | 42°F | 0" | 0" |
| 2007 | 79°F | 54°F | 0.05" | 0" |
| 2006 | 66°F | 41°F | 1.04" | 0" |
| 2005 | 69°F | 48°F | 0" | 0" |
| 2004 | 47°F | 41°F | 0.15" | 0" |
| 2003 | 69°F | 45°F | 0" | 0" |
| 2002 | 57°F | 38°F | 0" | 0" |
| 2001 | 65°F | 41°F | 0" | 0" |
| 2000 | 68°F | 44°F | 0" | 0" |
| 1999 | 60°F | 32°F | 0" | 0" |
| 1998 | 66°F | 35°F | 0" | 0" |
| 1997 | 59°F | 35°F | 0" | 0" |
| 1996 | 55°F | 29°F | 0" | 0" |
| 1995 | 79°F | 44°F | 1.68" | 0" |
| 1994 | 73°F | 44°F | 2.54" | 0" |
| 1993 | 62°F | 50°F | 0.08" | 0" |
| 1992 | 46°F | 26°F | 0" | 0" |
| 1991 | 49°F | 38°F | 0.36" | 0" |
| 1990 | 54°F | 34°F | 0" | 0" |
| 1989 | 42°F | 36°F | 0" | 0" |
| 1988 | 54°F | 40°F | 0" | 0" |
| 1987 | 66°F | 40°F | 0.05" | 0" |
| 1986 | 66°F | 32°F | 0" | 0" |
| 1985 | 69°F | 51°F | 3.68" | 0" |
| 1984 | 71°F | 45°F | 0.94" | 0" |
| 1983 | 60°F | 38°F | 0" | 0" |
| 1982 | 68°F | 49°F | 0.25" | 0" |
| 1981 | 50°F | 32°F | 0" | 0" |
| 1980 | 59°F | 38°F | 0" | 0" |
| 1979 | 73°F | 60°F | 0.03" | 0" |
| 1978 | 62°F | 38°F | 0.03" | 0" |
| 1977 | 55°F | 50°F | 0" | 0" |
| 1976 | 49°F | 36°F | 0.23" | 0" |
| 1975 | 54°F | 42°F | 0.13" | 0" |
| 1974 | 51°F | 36°F | 0.05" | 0" |
| 1973 | 75°F | 35°F | 0" | 0" |
| 1972 | 44°F | 29°F | 0.08" | 0" |
| 1971 | 82°F | 55°F | 0" | 0" |