Weather on June 18
Indianapolis, IN
55 Years of Data
Avg High
83°F
Avg Low
63°F
Warmest
2018
83°F avg
Coldest
1999
58°F avg
About This Date
June 18th in Indianapolis, IN typically brings warm summer weather, with average highs around 83°F and lows near 63°F. Over 55 years of records, the warmest June 18th was in 2018 (83°F average), while the coldest was 1999 (58°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 33% of June 18th dates historically, with the wettest June 18th recording 3.58" of rain. The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
Planning for June 18th in Indianapolis, IN? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 66° | 76° | 1.22" | — |
| 2024 | 83° | 70° | 76° | 0.41" | — |
| 2023 | 82° | 53° | 68° | — | — |
| 2022 | 79° | 61° | 70° | — | — |
| 2021 | 91° | 67° | 79° | 0.91" | — |
| 2020 | 85° | 61° | 73° | — | — |
| 2019 | 78° | 67° | 72° | 0.28" | — |
| 2018warmest | 92° | 74° | 83° | — | — |
| 2017 | 80° | 64° | 72° | 1.47" | — |
| 2016 | 87° | 60° | 74° | — | — |
| 2015 | 85° | 69° | 77° | 0.25" | — |
| 2014 | 86° | 68° | 77° | 0.91" | — |
| 2013 | 86° | 65° | 75° | — | — |
| 2012 | 88° | 73° | 80° | — | — |
| 2011 | 84° | 68° | 76° | 0.63" | — |
| 2010 | 84° | 63° | 73° | — | — |
| 2009 | 85° | 63° | 74° | — | — |
| 2008 | 73° | 53° | 63° | — | — |
| 2007 | 91° | 68° | 80° | — | — |
| 2006 | 90° | 66° | 78° | 0.43" | — |
| 2005 | 73° | 50° | 62° | — | — |
| 2004 | 84° | 66° | 75° | — | — |
| 2003 | 84° | 66° | 75° | 1.02" | — |
| 2002 | 78° | 54° | 66° | — | — |
| 2001 | 85° | 66° | 75° | — | — |
| 2000 | 73° | 60° | 67° | 2.46" | — |
| 1999coldest | 69° | 47° | 58° | — | — |
| 1998 | 81° | 66° | 73° | — | — |
| 1997 | 79° | 62° | 70° | 1.78" | — |
| 1996 | 88° | 67° | 77° | 3.58" | — |
| 1995 | 87° | 62° | 75° | — | — |
| 1994 | 93° | 69° | 81° | — | — |
| 1993 | 87° | 69° | 78° | 0.58" | — |
| 1992 | 85° | 64° | 74° | — | — |
| 1991 | 86° | 61° | 73° | — | — |
| 1990 | 89° | 68° | 79° | 0.3" | — |
| 1989 | 77° | 63° | 70° | — | — |
| 1988 | 87° | 63° | 75° | — | — |
| 1987 | 92° | 68° | 80° | — | — |
| 1986 | 82° | 54° | 68° | — | — |
| 1985 | 76° | 54° | 65° | — | — |
| 1984 | 90° | 73° | 81° | — | — |
| 1983 | 89° | 67° | 78° | — | — |
| 1982 | 73° | 50° | 62° | — | — |
| 1981 | 79° | 61° | 70° | — | — |
| 1980 | 74° | 52° | 63° | — | — |
| 1979 | 88° | 62° | 75° | 1.4" | — |
| 1978 | 91° | 70° | 80° | 0.33" | — |
| 1977 | 90° | 70° | 80° | — | — |
| 1976 | 85° | 62° | 73° | — | — |
| 1975 | 83° | 64° | 73° | 0.66" | — |
| 1974 | 69° | 51° | 60° | — | — |
| 1973 | 80° | 65° | 72° | — | — |
| 1972 | 72° | 59° | 65° | — | — |
| 1971 | 84° | 60° | 72° | — | — |
55 years of data from INDIANAPOLIS SE SIDE