Weather on May 20
Indianapolis, IN
55 Years of Data
Avg High
74°F
Avg Low
54°F
Warmest
1977
75°F avg
Coldest
2002
44°F avg
About This Date
May 20th in Indianapolis, IN typically brings pleasant spring weather, with average highs around 74°F and lows near 54°F. Over 55 years of records, the warmest May 20th was in 1977 (75°F average), while the coldest was 2002 (44°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 35% of May 20th dates historically, with the wettest May 20th recording 3.18" of rain. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for May 20th in Indianapolis, IN? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 51° | 58° | 3" | — |
| 2024 | 86° | 61° | 73° | — | — |
| 2023 | 65° | 50° | 57° | 0.25" | — |
| 2022 | 86° | 64° | 75° | 1.07" | — |
| 2021 | 84° | 61° | 72° | — | — |
| 2020 | 57° | 52° | 54° | — | — |
| 2019 | 61° | 47° | 54° | — | — |
| 2018 | 83° | 61° | 72° | — | — |
| 2017 | 78° | 52° | 65° | 2.21" | — |
| 2016 | 68° | 51° | 60° | 0.36" | — |
| 2015 | 52° | 42° | 47° | 0.1" | — |
| 2014 | 80° | 60° | 70° | — | — |
| 2013 | 84° | 66° | 75° | — | — |
| 2012 | 87° | 53° | 70° | — | — |
| 2011 | 70° | 50° | 60° | — | — |
| 2010 | 60° | 47° | 53° | — | — |
| 2009 | 74° | 48° | 61° | — | — |
| 2008 | 63° | 45° | 54° | 1.17" | — |
| 2007 | 73° | 47° | 60° | — | — |
| 2006 | 67° | 44° | 55° | — | — |
| 2005 | 65° | 54° | 59° | 1.09" | — |
| 2004 | 78° | 64° | 71° | 0.56" | — |
| 2003 | 73° | 64° | 69° | — | — |
| 2002coldest | 53° | 36° | 44° | 0.08" | — |
| 2001 | 76° | 51° | 63° | — | — |
| 2000 | 64° | 49° | 56° | — | — |
| 1999 | 73° | 49° | 61° | — | — |
| 1998 | 88° | 51° | 69° | — | — |
| 1997 | 77° | 43° | 60° | — | — |
| 1996 | 85° | 58° | 71° | 0.08" | — |
| 1995 | 70° | 45° | 57° | — | — |
| 1994 | 73° | 46° | 60° | — | — |
| 1993 | 62° | 47° | 54° | — | — |
| 1992 | 80° | 62° | 71° | — | — |
| 1991 | 80° | 61° | 70° | — | — |
| 1990 | 78° | 62° | 70° | — | — |
| 1989 | 70° | 59° | 64° | 1.73" | — |
| 1988 | 73° | 55° | 64° | — | — |
| 1987 | 83° | 68° | 75° | — | — |
| 1986 | 58° | 46° | 52° | 0.03" | — |
| 1985 | 79° | 50° | 64° | — | — |
| 1984 | 85° | 63° | 74° | — | — |
| 1983 | 75° | 55° | 65° | 0.15" | — |
| 1982 | 83° | 60° | 71° | 0.79" | — |
| 1981 | 66° | 48° | 57° | — | — |
| 1980 | 71° | 58° | 64° | — | — |
| 1979 | 79° | 55° | 67° | — | — |
| 1978 | 83° | 54° | 68° | — | — |
| 1977warmest | 90° | 61° | 75° | 3.18" | — |
| 1976 | 73° | 50° | 62° | — | — |
| 1975 | 86° | 62° | 74° | 0.2" | — |
| 1974 | 70° | 55° | 62° | 0.94" | — |
| 1973 | 77° | 51° | 64° | 0.71" | — |
| 1972 | 82° | 60° | 71° | — | — |
| 1971 | 78° | 48° | 63° | — | — |
55 years of data from INDIANAPOLIS SE SIDE