Chicago - Top Things To Do in Chicago - October 2025

Top Things To Do in Chicago — October 2025

October in Chicago is peak sweater-weather magic: blockbuster events, harvest festivals, film premieres, and Halloween spectaculars. Use this guide to plan your days — and don’t miss the handy packing picks sprinkled throughout.

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. Prices and availability are accurate as of the time of publication and may change.

1) Cheer (or run!) the Bank of America Chicago Marathon — Sunday, Oct 12, 2025

Whether you’re running or spectating, Marathon Sunday is an all-city block party. Downtown and neighborhood viewing spots fill early; bring layers and backup power for your phone.

• Anker 65W Multi-Port USB-C Wall Charger — charge everything overnight.
• INIU 20,000mAh Portable Charger — keep your phone alive all day long.

2) Go inside normally-closed landmarks at Open House Chicago — Oct 18–19, 2025

For one weekend, dozens of architectural gems open their doors citywide — from historic theaters to rooftop vistas. Bring comfortable walking shoes and a backpack to carry brochures and snacks.

• Matein Travel Laptop Backpack — lightweight, with anti-theft features for city exploring.

3) Catch premieres at the Chicago International Film Festival — Oct 15–26, 2025

From red-carpet screenings to indie discoveries, CIFF anchors the month. Many screenings happen in the Loop — perfect for pairing with a pre-show stroll on the Riverwalk or dinner in the theater district.

4) Celebrate Halloween art downtown at Arts in the Dark — Saturday, Oct 18, 2025

This evening parade blends lanterns, costumes, puppets, music, and Chicago’s cultural institutions. Nights can get chilly — layer up with a packable jacket.

• Columbia Women’s Switchback III Packable Jacket — folds small, blocks wind and drizzle.

5) Lincoln Park Zoo Fall Fest — late Sept through Oct

Pumpkins, rides, and fall photo ops — a family-friendly favorite that’s free to enter (attractions ticketed). Pair it with a walk along the lakefront for peak-color skyline views.

6) Architecture River Cruise (early October departures)

If the weather holds, river cruises still run into October. You’ll get crisp air, golden light, and the best angles on Chicago’s iconic skyline. Book afternoon slots for warmer temps.

7) Explore fall color in the parks

Millennium Park, the 606 Trail, Jackson Park’s Wooded Island, and the Morton Arboretum (suburban, but worth it) show off reds and golds by mid-to-late October. Pack layers; lake breezes change the feel block-to-block.

8) Museum-hop on cool days

Rotate through the “big four”: Art Institute, Field Museum, Shedd Aquarium, and Museum of Science and Industry. Many offer late hours on select days — perfect after an afternoon outside.

9) Sports & shows return

Catch a Blackhawks or Bulls game, or a concert/comedy night in the West Loop and River North venues. Dinner afterward? Try a warm bowl of Chicago-style Italian beef or a neighborhood ramen shop.

10) Halloween pop-ups & ghost tours

From themed bars to historic walking tours, October is loaded with spooky options across the Loop, Lincoln Park, and Old Town. Book popular slots in advance.

Bonus: Handy Chicago-in-October Pack List (5 picks)

• Anker 65W USB-C Wall Charger (3-port)
• INIU 20,000mAh Portable Charger
• Matein Travel Laptop Backpack
• Columbia Women’s Switchback III Packable Jacket
• HotHands Disposable Hand Warmers

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. Prices and availability are accurate as of the time of publication and may change.