Weather on July 22 at Indiana Dunes
Indiana Dunes National Park
Based on 55 years of data from Gary, IN
Planning Your Visit
July 22nd in Indiana Dunes National Park (via Gary, IN) typically brings warm summer weather, with average highs around 83°F and lows near 65°F. Over 55 years of records, the warmest July 22nd was in 1991 (88°F average), while the coldest was 1981 (62°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 42% of July 22nd dates historically, with the wettest July 22nd recording 4.93" of rain. The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
Planning for July 22nd 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 | 67°F | 0" | 0" |
| 2024 | 79°F | 62°F | 0" | 0" |
| 2023 | 73°F | 55°F | 0" | 0" |
| 2022 | 91°F | 71°F | 0" | 0" |
| 2021 | 73°F | 60°F | 0" | 0" |
| 2020 | 75°F | 69°F | 0.15" | 0" |
| 2019 | 73°F | 64°F | -- | -- |
| 2018 | 76°F | 64°F | -- | -- |
| 2017 | 88°F | 71°F | 4.93" | 0" |
| 2016 | 90°F | 70°F | 3.25" | 0" |
| 2015 | 77°F | 59°F | 0" | 0" |
| 2014 | 83°F | 63°F | 0" | 0" |
| 2013 | 86°F | 68°F | 0" | 0" |
| 2012 | 86°F | 67°F | 0" | 0" |
| 2011 | 97°F | 76°F | 0" | 0" |
| 2010 | 86°F | 68°F | 0" | 0" |
| 2009 | 82°F | 66°F | 0" | 0" |
| 2008 | 78°F | 65°F | 0.23" | 0" |
| 2007 | 73°F | 57°F | 0" | 0" |
| 2006 | 78°F | 68°F | 0.05" | 0" |
| 2005 | 90°F | 68°F | 0.66" | 0" |
| 2004 | 86°F | 69°F | 3.81" | 0" |
| 2003 | 81°F | 65°F | 0.99" | 0" |
| 2002 | 97°F | 77°F | 0" | 0" |
| 2001 | 87°F | 67°F | 1.6" | 0" |
| 2000 | 72°F | 61°F | 0" | 0" |
| 1999 | 91°F | 73°F | 3.51" | 0" |
| 1998 | 93°F | 71°F | 0.1" | 0" |
| 1997 | 73°F | 65°F | -- | 0" |
| 1996 | 71°F | 54°F | 0.76" | 0" |
| 1995 | 86°F | 65°F | 0.33" | 0" |
| 1994 | 85°F | 70°F | 0.28" | 0" |
| 1993 | 74°F | 57°F | 0" | 0" |
| 1992 | 70°F | 54°F | 0.13" | 0" |
| 1991 | 100°F | 75°F | 0" | 0" |
| 1990 | 78°F | 61°F | 1.42" | 0" |
| 1989 | 80°F | 64°F | 0.58" | 0" |
| 1988 | 81°F | 61°F | 0" | 0" |
| 1987 | 92°F | 67°F | 0" | 0" |
| 1986 | 85°F | 66°F | 0.13" | 0" |
| 1985 | 79°F | 48°F | 0" | 0" |
| 1984 | 92°F | 65°F | 0" | 0" |
| 1983 | 100°F | 73°F | 0" | 0" |
| 1982 | 83°F | 67°F | 1.07" | 0" |
| 1981 | 73°F | 51°F | 0" | 0" |
| 1980 | 95°F | 59°F | 0.41" | 0" |
| 1979 | 84°F | 59°F | 0" | 0" |
| 1978 | 91°F | 70°F | 1.45" | 0" |
| 1977 | 82°F | 68°F | 0" | 0" |
| 1976 | 78°F | 63°F | 0.05" | 0" |
| 1975 | 87°F | 60°F | 0" | 0" |
| 1974 | 82°F | 60°F | 3.68" | 0" |
| 1973 | 77°F | 67°F | 0" | 0" |
| 1972 | 92°F | 75°F | 0" | 0" |
| 1971 | 87°F | 65°F | 0" | 0" |