Weather on May 15
Indianapolis, IN
55 Years of Data
Avg High
73°F
Avg Low
51°F
Warmest
1982
76°F avg
Coldest
1978
45°F avg
About This Date
May 15th in Indianapolis, IN typically brings pleasant spring weather, with average highs around 73°F and lows near 51°F. Over 55 years of records, the warmest May 15th was in 1982 (76°F average), while the coldest was 1978 (45°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 44% of May 15th dates historically, with the wettest May 15th recording 4.52" of rain. The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.1°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Indianapolis, IN? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 64° | 74° | — | — |
| 2024 | 70° | 58° | 64° | 4.52" | — |
| 2023 | 71° | 49° | 60° | 0.36" | — |
| 2022 | 86° | 54° | 70° | 0.41" | — |
| 2021 | 73° | 40° | 56° | — | — |
| 2020 | 74° | 60° | 67° | 0.2" | — |
| 2019 | 71° | 44° | 58° | — | — |
| 2018 | 82° | 66° | 74° | 0.05" | — |
| 2017 | 83° | 56° | 69° | — | — |
| 2016 | 57° | 37° | 47° | — | — |
| 2015 | 81° | 60° | 70° | 0.79" | — |
| 2014 | 51° | 42° | 47° | 0.05" | — |
| 2013 | 83° | 53° | 68° | — | — |
| 2012 | 78° | 49° | 63° | — | — |
| 2011 | 73° | 53° | 63° | 0.99" | — |
| 2010 | 69° | 48° | 59° | — | — |
| 2009 | 71° | 49° | 60° | — | — |
| 2008 | 61° | 46° | 53° | 0.03" | — |
| 2007 | 82° | 52° | 67° | — | — |
| 2006 | 54° | 43° | 48° | 0.3" | — |
| 2005 | 63° | 41° | 52° | 1.19" | — |
| 2004 | 74° | 49° | 61° | 1.75" | — |
| 2003 | 73° | 50° | 62° | 1.91" | — |
| 2002 | 63° | 41° | 52° | — | — |
| 2001 | 70° | 58° | 64° | — | — |
| 2000 | 64° | 41° | 53° | — | — |
| 1999 | 63° | 52° | 57° | — | — |
| 1998 | 87° | 55° | 71° | — | — |
| 1997 | 69° | 41° | 55° | — | — |
| 1996 | 71° | 51° | 61° | 2.36" | — |
| 1995 | 76° | 50° | 63° | — | — |
| 1994 | 73° | 49° | 61° | — | — |
| 1993 | 78° | 53° | 66° | — | — |
| 1992 | 75° | 55° | 65° | — | — |
| 1991 | 85° | 65° | 75° | 0.51" | — |
| 1990 | 70° | 54° | 62° | 0.13" | — |
| 1989 | 63° | 46° | 54° | — | — |
| 1988 | 82° | 59° | 71° | — | — |
| 1987 | 87° | 61° | 74° | — | — |
| 1986 | 78° | 60° | 69° | — | — |
| 1985 | 84° | 60° | 72° | 2.08" | — |
| 1984 | 65° | 43° | 54° | — | — |
| 1983 | 71° | 52° | 61° | 1.12" | — |
| 1982warmest | 89° | 63° | 76° | — | — |
| 1981 | 62° | 45° | 53° | 0.99" | — |
| 1980 | 66° | 50° | 58° | — | — |
| 1979 | 76° | 50° | 63° | 0.56" | — |
| 1978coldest | 48° | 42° | 45° | 0.64" | — |
| 1977 | 83° | 55° | 69° | — | — |
| 1976 | 73° | 56° | 64° | 0.15" | — |
| 1975 | 74° | 51° | 62° | — | — |
| 1974 | 82° | 50° | 66° | 2.49" | — |
| 1973 | 60° | 37° | 49° | — | — |
| 1972 | 74° | 53° | 63° | 1.3" | — |
| 1971 | 74° | 48° | 61° | — | — |
55 years of data from INDIANAPOLIS SE SIDE