AES Indiana releases September window lights schedule

September 1, 2025

INDIANAPOLIS – AES Indiana, a subsidiary of The AES Corporation (NYSE: AES), is releasing its September window lights schedule. The window lights come on after sunset every night on the AES Indiana building on Monument Circle in downtown Indianapolis and stay on until sunrise.  

Here is the schedule for the month of September.

 

  • Sept. 1 – BUTTER Art Fair 2025
  • Sept. 2 – BUTTER Art Fair 2025
  • Sept. 3 – Ovar’Coming Together – Teal ribbon
  • Sept. 4 – Ovar’Coming Together – Teal ribbon
  • Sept. 5 – National Recovery Month – Purple
  • Sept. 6 – Indianapolis Colts – “For the City. For the Boss. For the Shoe.”
  • Sept. 7 – Indianapolis Colts vs. Miami Dolphins
  • Sept. 8 – Gleaners Hunger Action Month – Orange
  • Sept. 9 – Indianapolis Indians vs. Iowa Cubs
  • Sept. 10 –
  • Sept. 11 – 9-11 Day – American Flag
  • Sept. 12 – Gleaners Hunger Action Month – Orange
  • Sept. 13 –
  • Sept. 14 – Indianapolis Colts vs. Denver Broncos
  • Sept. 15 – Hispanic Heritage Month (Independence of Guatemala, Honduras, El Salvador, Costa Rica and Nicaragua) – Flag scroll
  • Sept. 16 – Big Brothers, Big Sisters of Central Indiana – Paint the town green
  • Sept. 17 – Big Brothers, Big Sisters of Central Indiana – Paint the town green
  • Sept. 18 – Big Brothers, Big Sisters of Central Indiana – Paint the town green
  • Sept. 19 – National POW/MIA Day
  • Sept. 20 – Fight Like a Kid (childhood cancer foundation)
  • Sept. 21 – Indy Eleven vs. Birmingham Legion FC
  • Sept. 22 –
  • Sept. 23 –
  • Sept. 24 –
  • Sept. 25 –
  • Sept. 26 –
  • Sept. 27 – Indy Eleven vs. FC Tulsa
  • Sept. 28 –
  • Sept. 29 –
  • Sept. 30 –

Please note that this calendar is subject to change. You can find the most up-to-date calendar here.  

AES Indiana window lights began in 1954 with red and green stripes for Christmas. Maintenance crews had to change each bulb by hand to get the different colors. Today, AES Indiana’s 10-story building has 267 individually controlled windows, each equipped with 36 high-efficiency bulbs that can generate 16 million different color combinations.  

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About AES Indiana 
AES Indiana, an AES Company, provides retail electric service to more than 530,000 residential, commercial and industrial customers in Indianapolis, as well as portions of other Central Indiana communities surrounding Marion County. During its long history, AES Indiana has supplied its customers with some of the lowest-cost, most reliable power in the country. For more information about the company, please Connect with AES Indiana on X, Facebook and LinkedIn. For more information about how AES Indiana is accelerating the future of energy, visit aesindiana.com.