All day Arts & Archives 2025-Art Show Benefitting The Springs Historical Society & Community Library Art Free Ashawagh Hall
All day 8th Annual Scarecrow Contest at The Shoppes Ages: AllAttractions Community Family The Shoppes at East WindWading River
8:30 am – 5 pm 11th Annual Port Jefferson Dragon Boat Race Festival Ages: AllFamily Festivals Free Jeanne Garant Harborfront ParkPort Jefferson
9 am – 4 pm Southampton History Museum Carriage House Thrift Shop Free History & Culture Southampton History MuseumSouthampton
9 am – 7 pm Art Show: “LOOK UP” – Photography by Jean Schweibish Art Free Mattituck-Laurel LibraryMattituck
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park Preserve
10 am – 1 pm ReWild North Fork & SPCA Fall Sustainable Meadow Tour Environment Free Custer ObservatorySouthold
11 am – noon Tour of the Beebe Windmill with Southampton Town Historian Julie Greene Free History & Culture Beebe WindmillBridgehampton
11 am – 4 pm Jolly Roger Scavenger Hunt Ages: 3 and upAttractions Family Free The Whaling Museum & Education CenterSuffolk
Noon – 5 pm All of Me with All of You: LGBTQ+ Art Out of the Collection Art Free Heckscher Museum of ArtHuntington
Noon – 5 pm Beyond the Present: Collecting for the Future Art Community Southampton Arts CenterSouthampton
Noon – 5 pm “All We See” presented by East End Photographers Group Art Free The Depot Art GalleryMontuak
Noon – 5 pm Draw Out! Community Arts Festival Ages: AllArt Family Free Heckscher Museum of ArtHuntington
2 – 6 pm Daisuke Kiyomiya: Forms of Perception Art Attractions The Arts Center at Duck CreekEast Hampton
9 – 11:59 pm Band of Characters LIVE at Napper Tandy’s Northport! Free Music Napper Tandy’s NorthportNorthport
All day Arts & Archives 2025-Art Show Benefitting The Springs Historical Society & Community Library Art Free Ashawagh Hall
All day 8th Annual Scarecrow Contest at The Shoppes Ages: AllAttractions Community Family The Shoppes at East WindWading River
9 am – 7 pm Art Show: “LOOK UP” – Photography by Jean Schweibish Art Free Mattituck-Laurel LibraryMattituck
10 am – 5 pm HAMPTON VINTAGE – A Luxury Marketplace Community Free Westhampton Beach Village GreenWesthampton
10 – 11 am RALLY DAY for Old Whalers’ Church Sunday School on Sunday, September 14th! Ages: 3 and upClasses Community Family Old Whalers’ ChurchSag Harbor, NY 11963
11 am – 4 pm Jolly Roger Scavenger Hunt Ages: 3 and upAttractions Family Free The Whaling Museum & Education CenterSuffolk
11 am – 2:30 pm Mental Health Program at Sag Harbor Cinema – Adolescent Anxiety & Social Media Ages: 13 and upCommunity Family Film Sag Harbor CinemaSag Harbor
Sept. 11, 11:30 am Triumph of Nature: Art Nouveau from the Chrysler Museum of Art The Long Island Museum
Sept. 11, 6 pm The Water Knew the Language of the Flames: Ryan Cosbert Solo Exhibition Welancora Gallery
Brooklyn Paper ‘A vibrant celebration’: United Lenape Pow Wow returns to Prospect Park after decades away