Weather on February 1 at Indiana Dunes
Indiana Dunes National Park
Based on 56 years of data from Gary, IN
Planning Your Visit
February 1st in Indiana Dunes National Park (via Gary, IN) typically brings cold winter weather, with average highs around 34°F and lows near 19°F. Over 56 years of records, the warmest February 1st was in 1989 (46°F average), while the coldest was 2019 (-1°F) — a 47°F range across recorded history. Precipitation has occurred on 23% of recorded February 1st dates, with snow falling 13% of the time (heaviest snowfall: 4.7"). The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.9°F warmer on this date compared to 20-30 years ago.
Planning for February 1st in Indiana Dunes? Bundle up with warm layers and protect extremities from the cold.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 29°F | 14°F | -- | -- |
| 2025 | 41°F | 33°F | -- | 0" |
| 2024 | 41°F | 28°F | 0" | 0" |
| 2023 | 17°F | -4°F | 0" | 0" |
| 2022 | 38°F | 26°F | 0" | 0" |
| 2021 | 36°F | 29°F | -- | -- |
| 2020 | 38°F | 32°F | -- | -- |
| 2019 | 8°F | -10°F | -- | 1.5" |
| 2018 | 42°F | 31°F | 0" | 0" |
| 2017 | 40°F | 33°F | 0" | 0" |
| 2016 | 55°F | 29°F | 0" | 0" |
| 2015 | 39°F | 27°F | -- | -- |
| 2014 | 28°F | 21°F | -- | -- |
| 2013 | 20°F | 2°F | 0" | 0" |
| 2012 | 56°F | 35°F | 0" | 0" |
| 2011 | 23°F | 14°F | 0.18" | 1.2" |
| 2010 | 31°F | 15°F | 0" | 0" |
| 2009 | 40°F | 16°F | 0" | 0" |
| 2008 | 24°F | 17°F | 0.89" | 4.7" |
| 2007 | 20°F | 5°F | 0" | 0.3" |
| 2006 | 40°F | 31°F | 0" | 0" |
| 2005 | 34°F | 19°F | 0" | 0" |
| 2004 | 14°F | -9°F | 0" | 0" |
| 2003 | 37°F | 32°F | 0.25" | 0.5" |
| 2002 | 36°F | 29°F | 0.2" | 0" |
| 2001 | 37°F | 24°F | -- | -- |
| 2000 | 31°F | 3°F | 0" | 0" |
| 1999 | 40°F | 30°F | 0" | 0" |
| 1998 | 48°F | 31°F | 0.05" | 0" |
| 1997 | 39°F | 32°F | -- | 0" |
| 1996 | 15°F | -13°F | -- | -- |
| 1995 | 41°F | 25°F | 0" | 0" |
| 1994 | 10°F | -- | 0" | 0" |
| 1993 | 47°F | 26°F | 0" | 0" |
| 1992 | 36°F | 27°F | 0" | 0" |
| 1991 | 37°F | 11°F | 0" | 0" |
| 1990 | 49°F | 40°F | 0.43" | 0" |
| 1989 | 59°F | 32°F | 0" | 0" |
| 1988 | 47°F | 32°F | 0.28" | 0" |
| 1987 | 43°F | 27°F | 0" | 0" |
| 1986 | 51°F | 26°F | 0.13" | 0" |
| 1985 | 11°F | -3°F | 0" | 0" |
| 1984 | 39°F | 16°F | 0" | 0" |
| 1983 | 35°F | 15°F | 0" | 0" |
| 1982 | 28°F | 11°F | 0.3" | 1" |
| 1981 | 37°F | 22°F | 0.61" | -- |
| 1980 | 18°F | 2°F | 0" | -- |
| 1979 | 24°F | 0°F | 0" | 0" |
| 1978 | 20°F | 8°F | 0.25" | -- |
| 1977 | 25°F | 7°F | 0" | 0" |
| 1976 | 35°F | 10°F | 0.23" | 0.5" |
| 1975 | 35°F | 28°F | 0" | 0" |
| 1974 | 33°F | 26°F | 0" | 0" |
| 1973 | 49°F | 36°F | 0.23" | 0" |
| 1972 | 31°F | 10°F | 0" | 0" |
| 1971 | 6°F | -5°F | 0" | -- |