Weather on July 11 at Indiana Dunes
Indiana Dunes National Park
Based on 55 years of data from Gary, IN
Planning Your Visit
July 11th in Indiana Dunes National Park (via Gary, IN) typically brings warm summer weather, with average highs around 83°F and lows near 63°F. Over 55 years of records, the warmest July 11th was in 1976 (86°F average), while the coldest was 1978 (60°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 35% of July 11th dates historically, with the wettest July 11th recording 4.19" of rain. The last decade has been 4.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.9°F warmer on this date compared to 20-30 years ago.
Planning for July 11th in Indiana Dunes? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 85°F | 70°F | 0.51" | 0" |
| 2024 | 74°F | 60°F | 0.33" | 0" |
| 2023 | 84°F | 64°F | 0" | 0" |
| 2022 | 84°F | 63°F | 0" | 0" |
| 2021 | 69°F | 64°F | -- | -- |
| 2020 | 85°F | 69°F | -- | -- |
| 2019 | 93°F | 67°F | 0" | 0" |
| 2018 | 80°F | 64°F | 0" | -- |
| 2017 | 82°F | 67°F | 0.33" | 0" |
| 2016 | 82°F | 65°F | 0" | 0" |
| 2015 | 77°F | 56°F | 0" | 0" |
| 2014 | 73°F | 53°F | 0" | 0" |
| 2013 | 81°F | 57°F | 0" | 0" |
| 2012 | 78°F | 61°F | 0" | 0" |
| 2011 | 89°F | 75°F | 0" | 0" |
| 2010 | 88°F | 64°F | 0.41" | 0" |
| 2009 | 82°F | 68°F | 1.63" | 0" |
| 2008 | 82°F | 63°F | 0.81" | 0" |
| 2007 | 86°F | 65°F | 0.66" | 0" |
| 2006 | 71°F | 64°F | 1.17" | 0" |
| 2005 | 87°F | 56°F | 0" | 0" |
| 2004 | 80°F | 65°F | 0" | 0" |
| 2003 | 82°F | 63°F | 0.13" | 0" |
| 2002 | 79°F | 59°F | 0" | 0" |
| 2001 | 84°F | 55°F | 0" | 0" |
| 2000 | 79°F | 65°F | 0.58" | 0" |
| 1999 | 78°F | 51°F | 0" | 0" |
| 1998 | 82°F | 57°F | 0" | 0" |
| 1997 | 72°F | 57°F | 0" | 0" |
| 1996 | 69°F | 50°F | 0" | 0" |
| 1995 | 89°F | 69°F | 0" | 0" |
| 1994 | 71°F | 51°F | 0" | 0" |
| 1993 | 83°F | 69°F | 1.91" | 0" |
| 1992 | 83°F | 61°F | 0" | 0" |
| 1991 | 86°F | 62°F | 0" | 0" |
| 1990 | 72°F | 62°F | 4.19" | 0" |
| 1989 | 95°F | 71°F | 0" | 0" |
| 1988 | 89°F | 63°F | 0" | 0" |
| 1987 | 93°F | 68°F | 0.25" | 0" |
| 1986 | 79°F | 67°F | 1.07" | 0" |
| 1985 | 85°F | 59°F | 0" | 0" |
| 1984 | 95°F | 63°F | 3.43" | 0" |
| 1983 | 93°F | 67°F | 0" | 0" |
| 1982 | 80°F | 68°F | 0.81" | 0" |
| 1981 | 90°F | 56°F | 0" | 0" |
| 1980 | 96°F | -- | 0" | 0" |
| 1979 | 85°F | 64°F | 0" | 0" |
| 1978 | 73°F | 47°F | 0" | 0" |
| 1977 | 88°F | 62°F | 0.61" | 0" |
| 1976 | 95°F | 77°F | 0" | 0" |
| 1975 | 77°F | 54°F | 0.1" | 0" |
| 1974 | 80°F | 65°F | 0" | 0" |
| 1973 | 80°F | 62°F | 0" | 0" |
| 1972 | 92°F | 65°F | 0" | 0" |
| 1971 | 80°F | 67°F | 0.3" | 0" |