Weather on May 4 at Indiana Dunes
Indiana Dunes National Park
Based on 54 years of data from Gary, IN
Planning Your Visit
May 4th in Indiana Dunes National Park (via Gary, IN) typically brings mild spring weather, with average highs around 64°F and lows near 43°F. Over 54 years of records, the warmest May 4th was in 2012 (73°F average), while the coldest was 2005 (40°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 31% of May 4th dates historically, with the wettest May 4th recording 3.33" of rain. The last decade has been 4.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.0°F cooler on this date compared to 20-30 years ago.
Planning for May 4th 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 | 55°F | 36°F | 0" | 0" |
| 2024 | 64°F | 45°F | 0" | 0" |
| 2023 | 49°F | 34°F | 0" | 0" |
| 2022 | 52°F | 41°F | 1.78" | 0" |
| 2021 | 68°F | 46°F | 0.03" | 0" |
| 2020 | 45°F | 39°F | -- | -- |
| 2019 | 55°F | 41°F | -- | -- |
| 2018 | 71°F | 47°F | 0" | 0" |
| 2017 | 54°F | 44°F | 0.43" | 0" |
| 2016 | 69°F | 43°F | 1.19" | 0" |
| 2015 | 82°F | 61°F | 0.18" | 0" |
| 2014 | 64°F | 50°F | 0" | 0" |
| 2013 | 60°F | 39°F | 0.36" | 0" |
| 2012 | 85°F | 61°F | 0.64" | 0" |
| 2011 | 48°F | 38°F | 0" | 0" |
| 2010 | 73°F | 48°F | 0" | 0" |
| 2009 | 70°F | 48°F | 0" | 0" |
| 2008 | 58°F | 37°F | 0" | 0" |
| 2007 | 72°F | 52°F | 0" | 0" |
| 2006 | 75°F | 54°F | 0" | 0" |
| 2005 | 48°F | 32°F | 0" | 0" |
| 2004 | 54°F | 37°F | 0" | 0" |
| 2003 | 60°F | 36°F | -- | -- |
| 2001 | 85°F | 45°F | 0" | 0" |
| 2000 | 77°F | 62°F | 0" | 0" |
| 1999 | 78°F | 57°F | 0" | 0" |
| 1998 | 53°F | 46°F | 0.15" | 0" |
| 1997 | 64°F | 37°F | -- | 0" |
| 1996 | 55°F | 37°F | 0.33" | 0" |
| 1995 | 62°F | 40°F | 0.38" | 0" |
| 1994 | 64°F | 34°F | 0" | 0" |
| 1993 | 66°F | 57°F | 0.56" | 0" |
| 1992 | 53°F | 36°F | 0" | 0" |
| 1991 | 63°F | 44°F | 0" | 0" |
| 1990 | 54°F | 46°F | 3.33" | 0" |
| 1989 | 67°F | 39°F | 0.13" | 0" |
| 1988 | 67°F | 29°F | 0" | 0" |
| 1987 | 72°F | 30°F | 0" | 0" |
| 1986 | 75°F | 40°F | 0" | 0" |
| 1985 | 72°F | 48°F | 0" | 0" |
| 1984 | 48°F | 39°F | 1.73" | 0" |
| 1983 | 64°F | 37°F | 0" | 0" |
| 1982 | 85°F | 46°F | 0" | 0" |
| 1981 | 81°F | 55°F | 0" | 0" |
| 1980 | 79°F | 40°F | 0" | 0" |
| 1979 | 62°F | 38°F | 0" | 0" |
| 1978 | 57°F | 44°F | 0.33" | 0" |
| 1977 | 75°F | 54°F | 0.25" | 0" |
| 1976 | 65°F | 32°F | 0" | 0" |
| 1975 | 60°F | 44°F | 0" | 0" |
| 1974 | 63°F | 39°F | 0" | 0" |
| 1973 | 56°F | 36°F | 0" | 0" |
| 1972 | 61°F | 37°F | 0" | 0" |
| 1971 | 57°F | 32°F | 0.3" | 0" |