Weather on September 24 at Indiana Dunes
Indiana Dunes National Park
Based on 55 years of data from Gary, IN
Planning Your Visit
September 24th in Indiana Dunes National Park (via Gary, IN) typically brings pleasant fall weather, with average highs around 72°F and lows near 50°F. Over 55 years of records, the warmest September 24th was in 2017 (80°F average), while the coldest was 2012 (46°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 24% of September 24th dates historically, with the wettest September 24th recording 1.98" of rain. The last decade has been 5.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.8°F warmer on this date compared to 20-30 years ago.
Planning for September 24th in Indiana Dunes? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 74°F | 66°F | 0.36" | 0" |
| 2024 | 64°F | 62°F | 0.08" | 0" |
| 2023 | 78°F | 54°F | 0" | 0" |
| 2022 | 64°F | 47°F | 0" | 0" |
| 2021 | 78°F | 51°F | -- | -- |
| 2020 | 78°F | 53°F | 0" | 0" |
| 2019 | 72°F | 53°F | 0" | 0" |
| 2018 | 73°F | 56°F | -- | -- |
| 2017 | 92°F | 68°F | 0" | 0" |
| 2016 | 75°F | 62°F | 0" | 0" |
| 2015 | 78°F | 55°F | 0" | 0" |
| 2014 | 70°F | 49°F | 0" | 0" |
| 2013 | 69°F | 47°F | 0" | 0" |
| 2012 | 56°F | 37°F | 0" | 0" |
| 2011 | 61°F | 49°F | 0.05" | 0" |
| 2010 | 89°F | 68°F | 0.2" | 0" |
| 2009 | 71°F | 61°F | 0" | 0" |
| 2008 | 82°F | 58°F | 0" | 0" |
| 2007 | 86°F | 62°F | 0" | 0" |
| 2006 | 72°F | 55°F | 0.71" | 0" |
| 2005 | 68°F | 60°F | 0" | 0" |
| 2004 | 85°F | 62°F | 0" | 0" |
| 2003 | 68°F | 52°F | 0.13" | 0" |
| 2002 | 69°F | 49°F | 0" | 0" |
| 2001 | 68°F | 54°F | 1.98" | 0" |
| 2000 | 68°F | 52°F | 0.43" | 0" |
| 1999 | 69°F | 40°F | 0" | 0" |
| 1998 | 73°F | 49°F | 0.05" | 0" |
| 1997 | 64°F | 46°F | 0" | 0" |
| 1996 | 69°F | 41°F | -- | 0" |
| 1995 | 60°F | 35°F | -- | 0" |
| 1994 | 71°F | 59°F | 0.56" | 0" |
| 1993 | 68°F | 39°F | 0" | 0" |
| 1992 | 69°F | 36°F | 0" | 0" |
| 1991 | 60°F | 43°F | 0.2" | 0" |
| 1990 | 68°F | 40°F | 0" | 0" |
| 1989 | 59°F | 37°F | 0" | 0" |
| 1988 | 69°F | 45°F | 0" | 0" |
| 1987 | 75°F | 42°F | 0" | 0" |
| 1986 | 76°F | 63°F | 0.46" | 0" |
| 1985 | 72°F | 40°F | 0" | 0" |
| 1984 | 86°F | 66°F | 0" | 0" |
| 1983 | 69°F | 33°F | 0" | 0" |
| 1982 | 67°F | 52°F | 0" | 0" |
| 1981 | 73°F | 44°F | 0" | 0" |
| 1980 | 72°F | 42°F | 0" | 0" |
| 1979 | 75°F | 43°F | 0" | 0" |
| 1978 | 79°F | 52°F | 0" | 0" |
| 1977 | 78°F | 65°F | 0.56" | 0" |
| 1976 | 67°F | 33°F | 0" | 0" |
| 1975 | 67°F | 54°F | 0" | 0" |
| 1974 | 71°F | 46°F | 0" | 0" |
| 1973 | 84°F | 48°F | 0" | 0" |
| 1972 | 77°F | 57°F | 0" | 0" |
| 1971 | 68°F | 39°F | 0" | 0" |