Weather on November 18 at Indiana Dunes
Indiana Dunes National Park
Based on 55 years of data from Gary, IN
Planning Your Visit
November 18th in Indiana Dunes National Park (via Gary, IN) typically brings chilly fall weather, with average highs around 49°F and lows near 34°F. Over 55 years of records, the warmest November 18th was in 2016 (62°F average), while the coldest was 2014 (17°F) — a 45°F range across recorded history. Precipitation has occurred on 33% of recorded November 18th dates, with snow falling 7% of the time (heaviest snowfall: 8.4"). The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for November 18th in Indiana Dunes? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 52°F | 40°F | 0.23" | 0" |
| 2024 | 57°F | 47°F | 0" | 0" |
| 2023 | 49°F | 25°F | 0" | 0" |
| 2022 | 33°F | 23°F | 0.03" | 0.1" |
| 2021 | 61°F | 32°F | 0.97" | 0" |
| 2020 | 41°F | 30°F | 0" | 0" |
| 2019 | 39°F | 36°F | -- | -- |
| 2018 | 39°F | 26°F | -- | -- |
| 2017 | 46°F | 35°F | -- | 0" |
| 2016 | 73°F | 52°F | 0" | 0" |
| 2015 | 60°F | 51°F | 0.53" | 0" |
| 2014 | 23°F | 10°F | 0" | 0" |
| 2013 | 66°F | 39°F | 0.43" | 0" |
| 2012 | 54°F | 35°F | 0" | 0" |
| 2011 | 37°F | 25°F | 0" | 0" |
| 2010 | 47°F | 39°F | 0.18" | 0" |
| 2009 | 47°F | 42°F | -- | -- |
| 2008 | 34°F | 24°F | 1.93" | 8.4" |
| 2007 | 43°F | 33°F | 0" | 0" |
| 2006 | 42°F | 35°F | 0" | 0" |
| 2005 | 28°F | 18°F | 0" | 0" |
| 2004 | 60°F | 53°F | 0.18" | 0" |
| 2003 | 62°F | 38°F | 1.7" | 0" |
| 2002 | 36°F | 26°F | 0.03" | 0.2" |
| 2001 | 58°F | 45°F | 0" | 0" |
| 2000 | 34°F | 23°F | 0" | 0" |
| 1999 | 70°F | 40°F | 0" | 0" |
| 1998 | 60°F | 33°F | 0" | 0" |
| 1997 | 39°F | 21°F | 0" | 0" |
| 1996 | 36°F | 27°F | -- | -- |
| 1995 | 41°F | 27°F | -- | -- |
| 1994 | 56°F | 25°F | 0" | 0" |
| 1993 | 43°F | 28°F | 0.3" | 0" |
| 1992 | 40°F | 37°F | 0" | 0" |
| 1991 | 67°F | 47°F | 1.02" | 0" |
| 1990 | 52°F | 35°F | 0" | 0" |
| 1989 | 33°F | 16°F | 0" | -- |
| 1988 | 53°F | 31°F | 0" | 0" |
| 1987 | 52°F | 32°F | 0" | 0" |
| 1986 | 46°F | 29°F | 2.46" | 2" |
| 1985 | 59°F | 43°F | 1.12" | 0" |
| 1984 | 42°F | 33°F | 0" | 0" |
| 1983 | 60°F | 35°F | 0" | 0" |
| 1982 | 54°F | 26°F | 0" | 0" |
| 1981 | 51°F | 31°F | 0" | 0" |
| 1980 | 38°F | 27°F | 0.1" | 0" |
| 1979 | -- | 38°F | 0" | 0" |
| 1978 | 59°F | 36°F | 0" | 0" |
| 1977 | 43°F | 37°F | 0" | 0" |
| 1976 | 57°F | 34°F | 0" | -- |
| 1975 | 65°F | 41°F | 0" | 0" |
| 1974 | 46°F | 34°F | 0.1" | 0" |
| 1973 | 58°F | 41°F | 0.08" | 0" |
| 1972 | 37°F | 32°F | 0" | 0" |
| 1971 | 68°F | 54°F | 0.08" | 0" |