Weather on February 18 at Indiana Dunes
Indiana Dunes National Park
Based on 56 years of data from Gary, IN
Planning Your Visit
February 18th in Indiana Dunes National Park (via Gary, IN) typically brings cold winter weather, with average highs around 37°F and lows near 21°F. Over 56 years of records, the warmest February 18th was in 2017 (52°F average), while the coldest was 1993 (6°F) — a 46°F range across recorded history. Precipitation has occurred on 29% of recorded February 18th dates, with snow falling 11% of the time (heaviest snowfall: 4.5"). 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 February 18th in Indiana Dunes? Bundle up with warm layers and protect extremities from the cold.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2026 | 59°F | 45°F | 0.43" | 0" |
| 2025 | 19°F | 7°F | -- | 0.8" |
| 2024 | 26°F | 11°F | 0" | 0" |
| 2023 | 25°F | 16°F | 0" | 0" |
| 2022 | 32°F | 4°F | 0.94" | 4.5" |
| 2021 | 20°F | 4°F | 0" | 0" |
| 2020 | 39°F | 28°F | -- | -- |
| 2019 | 31°F | 20°F | -- | -- |
| 2018 | 34°F | 12°F | -- | -- |
| 2017 | 66°F | 37°F | 0" | 0" |
| 2016 | 31°F | 19°F | 0" | 0" |
| 2015 | 22°F | 7°F | 0.15" | 0.7" |
| 2014 | 28°F | 19°F | 0" | 0" |
| 2013 | 35°F | 20°F | 0" | 0" |
| 2012 | 48°F | 31°F | 0" | 0" |
| 2011 | 57°F | 38°F | 0" | 0" |
| 2010 | 33°F | 29°F | 0" | 0" |
| 2009 | 42°F | 29°F | 1.12" | 0" |
| 2008 | 53°F | 29°F | 0.81" | 0" |
| 2007 | 27°F | 18°F | 0.2" | 2.8" |
| 2006 | 27°F | 1°F | 0" | 0" |
| 2005 | 25°F | 17°F | 0" | 0" |
| 2004 | 36°F | 15°F | 0" | 0" |
| 2003 | 30°F | 19°F | 0" | 0" |
| 2002 | 36°F | 27°F | 0" | 0" |
| 2001 | 24°F | 8°F | 0" | 0" |
| 2000 | 31°F | 20°F | 0" | 0" |
| 1999 | 32°F | 22°F | 0" | 0" |
| 1998 | 44°F | 36°F | 0" | 0" |
| 1997 | 55°F | 18°F | -- | 0" |
| 1996 | 28°F | 6°F | -- | -- |
| 1995 | 55°F | 28°F | 0" | 0" |
| 1994 | 51°F | 37°F | 0" | 0" |
| 1993 | 13°F | -1°F | 0" | 0" |
| 1992 | 49°F | 35°F | 1.02" | 0" |
| 1991 | 46°F | 33°F | 0" | 0" |
| 1990 | 36°F | 23°F | 0" | 0" |
| 1989 | 29°F | 17°F | 0" | 0" |
| 1988 | 45°F | 15°F | 0" | 0" |
| 1987 | 39°F | 20°F | 0" | 0" |
| 1986 | 42°F | 32°F | 0" | 0" |
| 1985 | 40°F | 15°F | 0" | 0" |
| 1984 | 43°F | 38°F | 0.28" | 0" |
| 1983 | 40°F | 34°F | 0.05" | 0" |
| 1982 | 35°F | 30°F | 0.76" | 1" |
| 1981 | 62°F | 34°F | 0" | -- |
| 1980 | 30°F | 2°F | 0" | -- |
| 1979 | 14°F | -1°F | 0.79" | 4" |
| 1978 | 24°F | -7°F | 0" | 0" |
| 1977 | 44°F | 30°F | 0.03" | 0" |
| 1976 | 52°F | 32°F | -- | 0" |
| 1975 | 36°F | 32°F | 0.2" | 0" |
| 1974 | 48°F | 29°F | 0.18" | 0" |
| 1973 | 31°F | 16°F | 0" | 0" |
| 1972 | 43°F | 20°F | 0.18" | 0" |
| 1971 | 49°F | 37°F | 0.61" | -- |