Climate almanac

Indianapolis

Indiana, US · 39.77°, -86.16°

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What is the climate like in Indianapolis?

Indianapolis is warmest in July, when daily highs average 85°F (30°C), and coolest in January, when lows fall to about 24°F (-4°C). The wettest month is typically March and the driest is September; the year sees roughly 45 in of precipitation.

  • Warmest monthJuly — average high 85°F (30°C)
  • Coolest monthJanuary — average low 24°F (-4°C)
  • Wettest monthMarch (5.0 in)
  • Driest monthSeptember (2.9 in)
  • Annual precipitation45 in