Weather on April 17 at Indiana Dunes
Indiana Dunes National Park
Based on 54 years of data from Gary, IN
Planning Your Visit
April 17th in Indiana Dunes National Park (via Gary, IN) typically brings mild spring weather, with average highs around 61°F and lows near 39°F. Over 54 years of records, the warmest April 17th was in 2002 (75°F average), while the coldest was 2018 (31°F) — a 44°F range across recorded history. Precipitation has occurred on 41% of recorded April 17th dates, with snow falling 6% of the time (heaviest snowfall: 2"). The last decade has been 3.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.1°F cooler on this date compared to 20-30 years ago.
Planning for April 17th in Indiana Dunes? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 51°F | 40°F | 0" | 0" |
| 2024 | 80°F | 59°F | 0.43" | 0" |
| 2023 | 59°F | 31°F | 0.2" | 0.2" |
| 2022 | 42°F | 25°F | 0" | 0" |
| 2021 | 48°F | 32°F | -- | -- |
| 2020 | 44°F | 31°F | 0.64" | 2" |
| 2019 | 73°F | 40°F | 0" | 0" |
| 2018 | 33°F | 28°F | 0.05" | 0" |
| 2017 | 73°F | 42°F | 0" | 0" |
| 2016 | 78°F | 56°F | 0" | 0" |
| 2015 | 61°F | 44°F | 0" | 0" |
| 2014 | 51°F | 35°F | 0" | 0" |
| 2013 | 48°F | 40°F | 0.05" | 0" |
| 2012 | 57°F | 40°F | 0" | 0" |
| 2011 | 48°F | 35°F | 0.46" | 0" |
| 2010 | 63°F | 33°F | 0.2" | 0" |
| 2009 | 57°F | 33°F | 0" | 0" |
| 2008 | 71°F | 52°F | 0" | 0" |
| 2007 | 52°F | 33°F | 0" | 0" |
| 2006 | 66°F | 48°F | -- | 0" |
| 2005 | 76°F | 52°F | 0" | 0" |
| 2004 | 82°F | 57°F | 0.61" | 0" |
| 2003 | 63°F | 40°F | 0" | 0" |
| 2002 | 85°F | 65°F | 0.13" | 0" |
| 2001 | 42°F | 29°F | 0.43" | 1" |
| 2000 | 58°F | 44°F | 1.65" | 0" |
| 1999 | 48°F | 37°F | 0" | 0" |
| 1998 | 56°F | 35°F | 0" | 0" |
| 1997 | 42°F | 24°F | 0.05" | -- |
| 1996 | 66°F | 27°F | 0.1" | 0" |
| 1995 | 62°F | 45°F | 0" | 0" |
| 1994 | 61°F | 41°F | 0" | 0" |
| 1993 | 55°F | 32°F | 0" | 0" |
| 1992 | 44°F | 37°F | 0.13" | 0" |
| 1991 | 59°F | 42°F | 2.95" | 0" |
| 1990 | 60°F | 35°F | 0.33" | 0" |
| 1989 | 68°F | 42°F | 0.48" | 0" |
| 1988 | 74°F | 34°F | 0" | 0" |
| 1987 | 65°F | 39°F | 0" | 0" |
| 1986 | 51°F | 29°F | 0" | 0" |
| 1985 | 73°F | 34°F | 0" | 0" |
| 1984 | 40°F | 31°F | 0.61" | 0" |
| 1983 | 41°F | 29°F | 0.08" | 0" |
| 1981 | 80°F | 50°F | 0.2" | 0" |
| 1980 | 52°F | 27°F | 0" | 0" |
| 1979 | 55°F | 30°F | 0" | 0" |
| 1978 | 59°F | 26°F | 0" | 0" |
| 1977 | 85°F | 54°F | 0.66" | 0" |
| 1976 | 84°F | 62°F | 0" | 0" |
| 1975 | 70°F | 39°F | 0" | 0" |
| 1974 | 65°F | 36°F | 0" | 0" |
| 1973 | 62°F | 31°F | 0" | 0" |
| 1972 | 72°F | 32°F | 0" | 0" |
| 1971 | 67°F | 57°F | 0.03" | 0" |