Indianapolis weather in 2023
Indianapolis weather in 2023, with 365 daily observations from Open-Meteo archive data.
Interactive graph
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Use the graph view to inspect 2023 alongside other available years for Indianapolis.
Year summary
In 2023, Indianapolis averaged 18.3 C for daily highs and 7.9 C for daily lows.
A 1991-2020 normal is not available for this location yet, so this page compares 2023 with the 2023-2025 archive baseline. The 2023 average daily high was +0.4 C from that baseline, and total precipitation was -64.5 mm from the baseline total.
The warmest month was July, with an average high of 29.8 C, while January had the lowest average low at -1.2 C.
The wettest month was March, totaling 208.1 mm. The hottest day reached 35.0 C on July 26, 2023.
Monthly averages and precipitation
| Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|
| January | -1.2 | 6.1 | 152.2 | 31 |
| February | -1.2 | 10.0 | 60.8 | 28 |
| March | 0.2 | 10.6 | 208.1 | 31 |
| April | 4.9 | 17.7 | 71.8 | 30 |
| May | 11.2 | 23.5 | 71.7 | 31 |
| June | 15.9 | 27.7 | 44.4 | 30 |
| July | 19.1 | 29.8 | 98.0 | 31 |
| August | 18.0 | 28.4 | 105.9 | 31 |
| September | 14.9 | 25.8 | 25.4 | 30 |
| October | 9.2 | 18.9 | 80.7 | 31 |
| November | 1.9 | 12.2 | 28.3 | 30 |
| December | 0.8 | 8.3 | 53.2 | 31 |
Daily records in 2023
| Record | Date | Value |
|---|---|---|
| Hottest day | July 26, 2023 | 35.0 C |
| Coldest night | January 27, 2023 | -11.4 C |
| Wettest day | March 3, 2023 | 77.1 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.