Weather on December 1 at Indiana Dunes
Indiana Dunes National Park
Based on 54 years of data from Gary, IN
Planning Your Visit
December 1st in Indiana Dunes National Park (via Gary, IN) typically brings chilly winter weather, with average highs around 42°F and lows near 27°F. Over 54 years of records, the warmest December 1st was in 1982 (54°F average), while the coldest was 2022 (20°F) — a 34°F range across recorded history. Precipitation has occurred on 33% of recorded December 1st dates, with snow falling 9% of the time (heaviest snowfall: 5"). 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 1st 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 | 36°F | 22°F | -- | -- |
| 2024 | 28°F | 15°F | 0" | 0" |
| 2023 | 54°F | 37°F | 1.27" | 0" |
| 2022 | 29°F | 12°F | 0" | 0" |
| 2021 | 53°F | -- | 0" | 0" |
| 2020 | 34°F | 29°F | 0" | 0" |
| 2019 | 41°F | 35°F | -- | -- |
| 2018 | 50°F | 32°F | -- | -- |
| 2017 | 53°F | 27°F | 0" | 0" |
| 2016 | 46°F | 36°F | 0" | 0" |
| 2015 | 47°F | 36°F | 0.13" | 0" |
| 2014 | 56°F | 22°F | 0.08" | 0" |
| 2013 | 51°F | 29°F | 0" | 0" |
| 2012 | 48°F | 40°F | 0" | 0" |
| 2011 | 40°F | 26°F | 0" | 0" |
| 2010 | 43°F | 22°F | 0.05" | 0.2" |
| 2009 | 40°F | 34°F | 0" | 0" |
| 2008 | 36°F | 31°F | 0.56" | 0" |
| 2007 | 38°F | 19°F | 0" | 0" |
| 2006 | 38°F | 32°F | 2.9" | 0" |
| 2005 | 33°F | 21°F | 0.1" | 0.8" |
| 2004 | 39°F | 28°F | 1.93" | 0" |
| 2003 | 54°F | 26°F | 0" | 0" |
| 2002 | 29°F | 14°F | 0" | 0" |
| 2001 | 47°F | 41°F | 0" | 0" |
| 2000 | 39°F | 32°F | 0.56" | 0" |
| 1999 | 44°F | 20°F | 0" | 0" |
| 1998 | 56°F | 35°F | 0" | 0" |
| 1997 | 40°F | 30°F | 0" | 0" |
| 1996 | 31°F | 24°F | -- | -- |
| 1995 | 50°F | 26°F | -- | -- |
| 1994 | 52°F | 31°F | 0" | 0" |
| 1993 | 36°F | 26°F | 0" | 0" |
| 1992 | 32°F | 28°F | 0" | 0" |
| 1991 | 37°F | 25°F | 0" | 0" |
| 1989 | 46°F | 24°F | 0" | 0" |
| 1988 | 32°F | 25°F | 0" | 0" |
| 1987 | 39°F | 22°F | 1.02" | 0" |
| 1986 | 45°F | 33°F | 0.08" | 0" |
| 1985 | 50°F | 25°F | 0.97" | 0" |
| 1984 | 41°F | 30°F | 0" | 0" |
| 1983 | 27°F | 20°F | 0" | 0" |
| 1982 | 60°F | 48°F | 0" | 0" |
| 1981 | 47°F | 33°F | 0.71" | 0" |
| 1980 | 50°F | 30°F | 0.15" | 0" |
| 1979 | -- | 15°F | 0.51" | 5" |
| 1978 | 39°F | 24°F | -- | -- |
| 1977 | 39°F | 31°F | 1.04" | 0" |
| 1976 | 28°F | 17°F | 0.08" | 0.2" |
| 1975 | 30°F | 16°F | 0" | 0" |
| 1974 | 36°F | 34°F | 0.76" | 3.5" |
| 1973 | 44°F | 29°F | 0" | 0" |
| 1972 | 40°F | 21°F | 0" | 0" |
| 1971 | 35°F | 20°F | 0" | 0" |