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Home Your Guide to Sunday, August 23, 2026: What to Do in Paris and Île-de-France

Your Guide to Sunday, August 23, 2026: What to Do in Paris and Île-de-France

Sophie LaurentAugust 23, 20263 Mins read8

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Your Guide to Sunday, August 23, 2026: What to Do in Paris and Île-de-France

This Sunday, August 23, 2026, Paris and the Île-de-France region are bustling with events, from unique one-day activities to ongoing exhibitions and essential practical information. Whether you’re looking for family fun, cultural outings, or simply need to navigate the city, here’s everything you need to know to make the most of your day.

Highlights for Sunday, August 23, 2026

1. Giant Flea Market in Essonne

What: A massive flea market with over 300 exhibitors.
Where: E.Leclerc hypermarket covered car park in Viry-Châtillon, Essonne.
When: Sunday, August 23, 2026.
Find: Decorations, clothing, toys, and antique objects.

2. Provins Harvest Festival 2026

What: A unique traditional harvest festival in France.
Where: Within the old town of Provins.
When: Sunday, August 23, 2026.
Activities: Chariot parade, traditional dances, and rural entertainment for all ages.

3. PSG vs. Rennes Match Relocation

Original Match: Paris Saint-Germain vs. Stade Rennais, Ligue 1.
Original Venue: Parc des Princes, Paris.
New Venue: Roazhon Park, Rennes.
Reason: Pitch conditions at Parc des Princes.
When: Sunday, August 23, 2026.

Commemorations and Exhibitions Starting This Sunday

1. 82nd Anniversary of the Liberation of Paris

What: Commemorations and ceremonies to celebrate the Liberation of Paris in August 1944.
When: From August 23 to August 25, 2026.
Details: The capital organizes grand celebrations to mark this historic event.

Last Chance: Events Ending This Sunday

1. Flea Markets and Garage Sales in Paris and Seine-et-Marne

What: Various flea markets and garage sales across Paris and Seine-et-Marne (77).
When: Weekend of August 22 and 23, 2026.
Locations: Paris, Fontaine-le-Port, Barbizon, Jutigny, La Genevraye.
Find: Great deals and unique finds.

2. Flea Markets and Garage Sales in Yvelines

What: A well-known monthly event in the Mantois sector.
When: Weekend of August 22 and 23, 2026.
Location: Yvelines (78).

3. ‘Chacun cherche son chat’ Exhibition at Fluctuart

What: A free exhibition exploring the multifaceted nature of felines through urban art.
Artists: Madame, Kraken, Ardif, Wenna, and more.
When: Ends Sunday, August 23, 2026 (open from May 7).
Where: Fluctuart.

4. ‘Passion Japon’ Immersive Exhibition at La Villette

What: An immersive journey through traditional Kyoto, bustling Tokyo, Zen gardens, manga, and gastronomy.
When: Ends Sunday, August 23, 2026.
Where: La Villette.

Practical Information for Sunday, August 23, 2026

1. Transport Disruptions in Paris and Île-de-France

Metro, RER, Transilien: Ongoing disruptions from August 17 to 23, 2026.
RER B: Partial resumption of service between Gare du Nord and Croix-de-Berny-Robinson after major switch work.
RER C: Reopens Sunday, August 23, 2026, after 39 days of closure (Yvelines – Paris section).
Line J: Cut all weekend between Paris and Mantes-la-Jolie.
RER A: Traffic interruption between Vincennes and Noisy-le-Grand Mont d’Est due to works, affecting access to Disneyland Paris. Alternatives are advised.
Weekend Works: RATP and SNCF networks will experience new interruptions on several RER, Transilien, and metro lines. Check before you travel.
Real-time Info: For comprehensive real-time traffic and circulation updates, including metro, RER, Transilien, works, and major events, consult official RATP and SNCF channels.

2. Weather Forecast for Paris and Île-de-France

Outlook: A significant shift in weather this week (August 17-23, 2026), marking the end of the heatwave.
Temperatures: Cooling down to around 23°C this weekend.
Precipitation: Thunderstorms are expected. Rain is back in Paris and Île-de-France after a summer of heatwave and drought, with showers remaining on the agenda for the end of the week.

3. Road Traffic and Bison Futé

Outlook: Bison Futé announces a particularly busy weekend for holiday returns on Île-de-France roads.
Classification: Traffic classified as orange from Friday, August 21, to Sunday, August 23, 2026.
Hotspots: A6, A10, and A13 will see the most significant slowdowns in Île-de-France.

4. Yvelines Drought: Water Restrictions Strengthened

Status: Drought conditions worsening in Yvelines.
Measures: Prefecture has tightened water restrictions. Three zones are now on enhanced alert, and the southeast remains in crisis since mid-August 2026.
Affected Activities: Watering, swimming pools, and car washing are under scrutiny.

Ongoing Activities and Ideas for Extending Your Stay

1. Science Experiences at Bercy Village

What: A unique concept blending museum and amusement park to make science engaging for children.
Features: Scientific experiments, virtual reality, video mapping, and the latest technologies.

2. ‘We are (still) here’ Urban Art Exhibition at Petit Palais

What: A rich urban art exhibition in the heart of the Museum of Fine Arts.
When: Free admission from June 20 to September 20, 2026.

3. Prolong Your Holidays in Paris

Ideas: Immersive exhibitions, sunny terraces, festive spots, and exotic walks.

4. Beautiful Villages and Walks Near Paris

What: 26 essential getaways less than 100 km from the capital.

5. Olympic Cauldron at Jardin des Tuileries

What: Admire the Paris 2026 cauldron for free.
When: Until September 14, 2026.

6. Swimming in Paris and Île-de-France This Summer 2026

What: Swimming returns to the Seine and Marne with eight supervised sites, including three in Paris and a new spot in Seine-Saint-Denis.
When: Available from June 20 or July 4 until the end of August 2026.

Important Transport Updates for the Future

1. End of Cardboard Tickets

When: Since November 5, 2025, cardboard tickets are no longer used in Île-de-France stations.
Alternatives: Passe Navigo Easy, Liberté+, Île-de-France Mobilités app, and contactless payment in buses.