Weather on December 6 at Indiana Dunes
Indiana Dunes National Park
Based on 55 years of data from Gary, IN
Planning Your Visit
December 6th in Indiana Dunes National Park (via Gary, IN) typically brings cold winter weather, with average highs around 39°F and lows near 23°F. Over 55 years of records, the warmest December 6th was in 2001 (54°F average), while the coldest was 2005 (12°F) — a 42°F range across recorded history. Precipitation has occurred on 31% of recorded December 6th dates, with snow falling 9% of the time (heaviest snowfall: 2"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 6th in Indiana Dunes? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 35°F | 18°F | 0" | 0" |
| 2024 | 35°F | 18°F | 0" | 0" |
| 2023 | 40°F | 32°F | 0.08" | 0" |
| 2022 | 42°F | 28°F | 0" | 0" |
| 2021 | 40°F | 18°F | -- | -- |
| 2020 | 35°F | 32°F | -- | -- |
| 2019 | 46°F | 29°F | 0" | 0" |
| 2018 | 33°F | 24°F | -- | -- |
| 2017 | 36°F | 27°F | 0" | 0" |
| 2016 | 33°F | 29°F | 0" | 0" |
| 2015 | 40°F | 29°F | 0" | 0" |
| 2014 | 38°F | 32°F | 0" | 0" |
| 2013 | 30°F | 23°F | 0" | 0" |
| 2012 | 38°F | 32°F | 0" | 0" |
| 2011 | 41°F | 33°F | 0" | 0" |
| 2010 | 29°F | 18°F | 0" | 0" |
| 2009 | 32°F | 23°F | 0" | 0" |
| 2008 | 27°F | 11°F | 0.08" | 0.8" |
| 2007 | 30°F | 8°F | 0" | 0" |
| 2006 | 37°F | 13°F | 0" | 0" |
| 2005 | 20°F | 4°F | 0" | 0" |
| 2004 | 47°F | 28°F | 0.3" | 0" |
| 2003 | 42°F | 26°F | 0.23" | 0" |
| 2002 | 29°F | 9°F | 0" | 0" |
| 2001 | 69°F | 39°F | 0.1" | 0" |
| 2000 | 20°F | 12°F | 0" | 0" |
| 1999 | 36°F | 25°F | 0" | 0" |
| 1998 | 62°F | 39°F | 0" | 0" |
| 1997 | 31°F | 22°F | 0" | 0" |
| 1996 | 37°F | 21°F | -- | -- |
| 1995 | 33°F | 13°F | -- | -- |
| 1994 | 39°F | 30°F | 4.06" | 0" |
| 1993 | 44°F | 36°F | 0.25" | 0" |
| 1992 | 28°F | 15°F | 0" | 0" |
| 1991 | 37°F | 4°F | 0" | 0" |
| 1990 | 40°F | 19°F | 0" | 0" |
| 1989 | 45°F | 32°F | 0" | 0" |
| 1988 | 54°F | 31°F | 0" | 0" |
| 1987 | 37°F | 23°F | 0" | 0" |
| 1986 | 36°F | 25°F | 0" | 0" |
| 1985 | 32°F | 25°F | 0.05" | 0.2" |
| 1984 | 29°F | 8°F | 0.08" | 0" |
| 1983 | 38°F | 24°F | 1.47" | 1" |
| 1982 | 56°F | 35°F | 0.23" | 0" |
| 1981 | 43°F | 22°F | 0" | 0" |
| 1980 | 61°F | 45°F | 0" | 0" |
| 1979 | -- | 30°F | 0" | 0" |
| 1978 | 40°F | 28°F | 0" | 0" |
| 1977 | 33°F | 0°F | 0.86" | 2" |
| 1976 | 33°F | 23°F | 0.3" | 1" |
| 1975 | 62°F | 32°F | 1.93" | 0" |
| 1974 | 46°F | 29°F | 0" | 0" |
| 1973 | 31°F | 22°F | 0.1" | 0" |
| 1972 | 33°F | 12°F | 1.8" | 0" |
| 1971 | 42°F | -- | 0.86" | 0" |