Indianapolis weather in October 2025

Expect 19°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Indianapolis in October. Check more long-term weather averages for Indianapolis in October before you book your next holiday to Indiana in 2025/2026.

  • 19°C maximum daytime temperature in October in Indianapolis19
    19°C max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in October in Indianapolis9
    9 days with some rainfall
  • 6°C minimum night-time temperature in October in Indianapolis6
    6°C min night temperature
  • 11 hours of daylight per day in October in Indianapolis11
    11 hours of daylight per day
  • No heat & humidity in October in Indianapolis0
    No heat & humidity
  • 70 mm monthly rainfall in October in Indianapolis70
    70 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in October in Indianapolis4
    4 (Moderate) UV index

More about Indianapolis

Indianapolis by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Indiana

Marriott discount code: up to 20% off long hotel stays

  • Save up to 20% when you book long stays with Marriott
  • 20% off - 4-6 nights, 15% off 3 nights
  • Book participating hotels in Europe, the Middle East & Africa
Show discount codeShow discount code ******UK8
Redeem Marriott discount code >>

View all Marriott offers

The October weather guide for Indiana (Indianapolis) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about the USA

How hot is it in Indianapolis in October?

Daytime temperatures usually reach 19°C in Indianapolis in October, falling to 6°C at night.

How sunny is it in Indianapolis in October?

There are normally 6 hours of bright sunshine each day in Indianapolis in October - that's 57% of daylight hours.

Does it rain in Indianapolis in October?

There are usually 9 days with some rain in Indianapolis in October and the average monthly rainfall is 70mm.

Indianapolis October sunrise & sunset times

Browse the sunrise and sunset times for Indianapolis in October 2025. Select a month to view Indianapolis sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:41 18:26
Thursday, 16th October 2025 06:56 18:03
Friday, 31st October 2025 07:13 17:43

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^