Climate Yearbook

Indianapolis weather in 2023

Indianapolis weather in 2023, with 365 daily observations from Open-Meteo archive data.

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Open Indianapolis in the interactive graph

Use the graph view to inspect 2023 alongside other available years for Indianapolis.

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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

MonthAvg low CAvg high CRain and snow mmDays
January-1.26.1152.231
February-1.210.060.828
March0.210.6208.131
April4.917.771.830
May11.223.571.731
June15.927.744.430
July19.129.898.031
August18.028.4105.931
September14.925.825.430
October9.218.980.731
November1.912.228.330
December0.88.353.231

Daily records in 2023

RecordDateValue
Hottest dayJuly 26, 202335.0 C
Coldest nightJanuary 27, 2023-11.4 C
Wettest dayMarch 3, 202377.1 mm

Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.