Weather on May 11 at Indiana Dunes
Indiana Dunes National Park
Based on 55 years of data from Gary, IN
Planning Your Visit
May 11th in Indiana Dunes National Park (via Gary, IN) typically brings pleasant spring weather, with average highs around 71°F and lows near 48°F. Over 55 years of records, the warmest May 11th was in 2022 (78°F average), while the coldest was 1981 (38°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 33% of May 11th dates historically, with the wettest May 11th recording 2.79" of rain. The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
Planning for May 11th 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 | 76°F | 40°F | 0" | 0" |
| 2024 | 67°F | 47°F | 0.25" | 0" |
| 2023 | 73°F | 51°F | 0" | 0" |
| 2022 | 88°F | 69°F | 0" | 0" |
| 2021 | 50°F | 37°F | 0.03" | 0" |
| 2020 | 49°F | 38°F | -- | -- |
| 2019 | 55°F | 39°F | -- | -- |
| 2018 | 64°F | 45°F | 0.15" | 0" |
| 2017 | 64°F | 46°F | 2.79" | 0" |
| 2016 | 68°F | 54°F | 0.69" | 0" |
| 2015 | 65°F | 43°F | 0.08" | 0" |
| 2014 | 76°F | 54°F | 0" | 0" |
| 2013 | 46°F | 38°F | 0" | 0" |
| 2012 | 60°F | 37°F | 0" | 0" |
| 2011 | 88°F | 62°F | 0" | 0" |
| 2010 | 58°F | 42°F | 2.08" | 0" |
| 2009 | 65°F | 35°F | 0" | 0" |
| 2008 | 61°F | 51°F | 0.08" | 0" |
| 2007 | 79°F | 57°F | 0" | 0" |
| 2006 | 71°F | 51°F | 1.6" | 0" |
| 2005 | 83°F | 52°F | 0.33" | 0" |
| 2004 | 85°F | 51°F | 0.76" | 0" |
| 2003 | 67°F | 49°F | -- | -- |
| 2002 | 65°F | 51°F | 0" | 0" |
| 2001 | 85°F | 59°F | 0.08" | 0" |
| 2000 | 65°F | 53°F | 0" | 0" |
| 1999 | 84°F | 45°F | 0" | 0" |
| 1998 | 57°F | 44°F | 0" | 0" |
| 1997 | 70°F | 43°F | 0" | 0" |
| 1996 | 47°F | 36°F | 0" | 0" |
| 1995 | 66°F | 44°F | -- | 0" |
| 1994 | 69°F | 50°F | 0" | 0" |
| 1993 | 86°F | 53°F | 0" | 0" |
| 1992 | 84°F | 57°F | 0" | 0" |
| 1991 | 85°F | 59°F | 0" | 0" |
| 1990 | 61°F | 39°F | 0" | 0" |
| 1989 | 54°F | 39°F | 0" | 0" |
| 1988 | 66°F | 42°F | 0" | 0" |
| 1987 | 88°F | 62°F | 0" | 0" |
| 1986 | 82°F | 51°F | 0" | 0" |
| 1985 | 84°F | 61°F | 0" | 0" |
| 1984 | 70°F | 57°F | 0" | 0" |
| 1983 | 76°F | 38°F | 0" | 0" |
| 1982 | 90°F | 55°F | 0" | 0" |
| 1981 | 48°F | 29°F | 1.83" | 0" |
| 1980 | 78°F | 36°F | 0.05" | 0" |
| 1979 | 87°F | 58°F | 1.02" | 0" |
| 1978 | 73°F | 56°F | 1.32" | 0" |
| 1977 | 78°F | 37°F | 0" | 0" |
| 1976 | 75°F | 45°F | 0" | 0" |
| 1975 | 77°F | 43°F | 0" | 0" |
| 1974 | 69°F | 51°F | 0.66" | 0" |
| 1973 | 73°F | 50°F | 0" | 0" |
| 1972 | 69°F | 37°F | 0" | 0" |
| 1971 | 71°F | 51°F | 0.76" | 0" |