Weather on May 13 at Indiana Dunes
Indiana Dunes National Park
Based on 55 years of data from Gary, IN
Planning Your Visit
May 13th in Indiana Dunes National Park (via Gary, IN) typically brings mild spring weather, with average highs around 68°F and lows near 46°F. Over 55 years of records, the warmest May 13th was in 2004 (75°F average), while the coldest was 2006 (41°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 44% of May 13th dates historically, with the wettest May 13th recording 4.24" of rain. The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.6°F warmer on this date compared to 20-30 years ago.
Planning for May 13th 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 | 83°F | 64°F | 0" | 0" |
| 2024 | 82°F | 58°F | 0" | 0" |
| 2023 | 76°F | 53°F | 1.55" | 0" |
| 2022 | 90°F | 59°F | 0" | 0" |
| 2021 | 54°F | 32°F | 0" | 0" |
| 2020 | 58°F | 41°F | 0" | 0" |
| 2019 | 56°F | 38°F | -- | -- |
| 2018 | 62°F | 49°F | -- | -- |
| 2017 | 64°F | 41°F | 0" | 0" |
| 2016 | 68°F | 50°F | 0" | 0" |
| 2015 | 57°F | 42°F | 0" | 0" |
| 2014 | 83°F | 61°F | 1.78" | 0" |
| 2013 | 50°F | 35°F | 0" | 0" |
| 2012 | 56°F | 49°F | 0.61" | 0" |
| 2011 | 88°F | 62°F | 0.46" | 0" |
| 2010 | 55°F | 48°F | 4.24" | 0" |
| 2009 | 71°F | 52°F | 0.61" | 0" |
| 2008 | 60°F | 40°F | 0" | 0" |
| 2007 | 57°F | 40°F | 0" | 0" |
| 2006 | 44°F | 37°F | 0.38" | 0" |
| 2005 | 57°F | 45°F | 0.1" | 0" |
| 2004 | 84°F | 66°F | 0.46" | 0" |
| 2003 | 67°F | 41°F | -- | -- |
| 2002 | 64°F | 42°F | 0.74" | 0" |
| 2001 | 54°F | 32°F | 0" | 0" |
| 2000 | 83°F | 56°F | 0" | 0" |
| 1999 | 55°F | 45°F | 0.05" | 0" |
| 1998 | 81°F | 49°F | 0.28" | 0" |
| 1997 | 53°F | 40°F | 0.64" | 0" |
| 1996 | 56°F | 35°F | 1.02" | 0" |
| 1995 | 64°F | 56°F | 1.73" | 0" |
| 1994 | 60°F | 38°F | 0" | 0" |
| 1993 | 53°F | 41°F | 0" | 0" |
| 1992 | 67°F | 50°F | 0.25" | 0" |
| 1991 | 87°F | 61°F | 0" | 0" |
| 1990 | 58°F | 45°F | 3.18" | 0" |
| 1989 | 56°F | 44°F | 0" | 0" |
| 1988 | 84°F | 64°F | 0" | 0" |
| 1987 | 79°F | 38°F | 0" | 0" |
| 1986 | 75°F | 45°F | 0" | 0" |
| 1985 | 85°F | 51°F | 0" | 0" |
| 1984 | 66°F | 44°F | 0.56" | 0" |
| 1983 | 77°F | 42°F | 0.03" | 0" |
| 1982 | 91°F | 58°F | 0" | 0" |
| 1981 | 60°F | 42°F | 0" | 0" |
| 1980 | 66°F | 41°F | 1.83" | 0" |
| 1979 | 70°F | 40°F | 0" | 0" |
| 1978 | 73°F | 42°F | 2.08" | 0" |
| 1977 | 86°F | 59°F | 0" | 0" |
| 1976 | 78°F | 43°F | 0.15" | 0" |
| 1975 | 70°F | 32°F | 0" | 0" |
| 1974 | 61°F | 40°F | 0.13" | 0" |
| 1973 | 53°F | 44°F | 0" | 0" |
| 1972 | 75°F | 54°F | 0.58" | 0" |
| 1971 | 70°F | 35°F | 0" | 0" |