| Month | Average (°F) | Record (°F) | Average (inches) | |||
|---|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | Snow ❄️ | |
| January | 36.2 | 20.8 | 71 | -27 | 3.1 | 8.7 |
| February | 41.0 | 24.2 | 77 | -22 | 2.4 | 6.0 |
| March | 51.9 | 33.0 | 85 | -8 | 3.7 | 3.2 |
| April | 64.0 | 43.2 | 91 | 17 | 4.3 | 0.2 |
| May | 73.6 | 53.8 | 99 | 27 | 4.7 | 0.0 |
| June | 82.2 | 62.9 | 104 | 35 | 4.9 | 0.0 |
| July | 85.4 | 66.5 | 112 | 43 | 4.4 | 0.0 |
| August | 84.4 | 65.1 | 106 | 39 | 3.2 | 0.0 |
| September | 78.3 | 57.5 | 105 | 24 | 3.1 | 0.0 |
| October | 65.7 | 45.6 | 92 | 13 | 3.2 | 0.1 |
| November | 52.0 | 34.8 | 81 | -6 | 3.5 | 0.8 |
| December | 40.6 | 26.3 | 74 | -23 | 2.9 | 6.3 |
| Entire year | 63.0 | 44.6 | 112 | -27 | 43.6 | 24.3 |
|
More Indianapolis Weather Records
1901–2024
|
||
|---|---|---|
| Highest daily low | 81 °F | July 7, 2012 |
| Lowest daily high | -11 °F | January 20, 1985 |
| Greatest daily range (Difference of high and low) |
52 °F | January 22, 1924 |
| Greatest difference in daily high over two conscutive days |
48 °F | Dec 14–15, 1901 |
| Most daily precipitation | 7.2 inches | September 1, 2003 |
| Most monthly precipitation | 13.1 inches | July 2015 |
| Most yearly precipitation | 56.8 inches | 1996 |
| Most yearly days with precipitation | 154 | 1926 |
| Earliest snow in season | October 18 | 1989 |
| Latest snow in season | May 9 | 1923 |
| Most daily snow | 13.2 inches | January 13, 1927 |
| Most monthly snow | 30.6 inches | January 1978 |
| Most yearly snow | 54.8 inches | 1996 |
| Most snow in a winter | 58.2 inches | 1981–1982 |
| Greatest snow accumulation | 20.0 inches | January 28, 1978 |
| Earliest freeze | September 3 | 1908 |
| Earliest day ≥ 80 °F | March 8 | 1974 |
| Earliest day ≥ 90 °F | April 11 | 1930 |
| Earliest day ≥ 100 °F | June 1 | 1934 |
| Latest freeze | May 28 | 1907 |
| Latest day ≥ 80 °F | November 1 | 1950 |
| Latest day ≥ 90 °F | October 8 | 2007 |
| Latest day ≥ 100 °F | September 16 | 1939 |
| Most days in a year < 0 °F | 25 | 1977 |
| Most days in a year < 32 °F | 159 | 1907 |
| Most days in a year ≥ 80 °F | 131 | 2010 |
| Most days in a year ≥ 90 °F | 75 | 1936 |
| Most days in a year ≥ 100 °F | 24 | 1936 |
| Most days in a year ≥ 110 °F | 3 | 1936 |
|
Indianapolis Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 12 days | May 10–21, 2010 |
| Without precipitation | 45 days | Aug 13 – Sep 26, 1908 |
| With snow | 9 days | Jan 9–17, 1982 |
| High temperature at or below freezing |
36 days | Dec 29, 1976 – Feb 2, 1977 |
| High temperature ≥ 80 °F | 86 days | Jun 17 – Sep 10, 2002 |
| High temperature ≥ 90 °F | 31 days | Jul 18 – Aug 17, 1940 |
| High temperature ≥ 100 °F | 13 days | Jul 5–17, 1936 |