The Best Outdoor Events in Westchester

Outdoor events in Westchester

Find the best events from Jun 3 to Jan 1 for tweens (9–12)

Find upcoming outdoor events and outings for groups or individuals this season

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Wednesday Aug. 20, 2025

4:30–6pm

Backyard Science (Gr. K-6)

Ages: 5 – 12
Environment
Free

Finkelstein Memorial LibrarySpring Valley

Saturday Aug. 23

Noon–4pm

Community Fun Day

Ages: All
Community
Free

Powerhouse Faith & Deliverance MinistriesYonkers

Monday Sep. 1

Fair-KidsEnt-Kenilworth-2018-1024×768

10am–5pm

Riverdale’s Annual Labor Day Street Fair

Ages: 3 and up
Community
Festivals

Held Along Newark Pompton TurnpikeRiverdale

Friday Sep. 5

7pm

Movie Nights at the Nature Center on the Great Lawn

Ages: 5 – 12
Community
Film

Greenburgh Nature CenterScarsdale

Friday Sep. 12

7pm

Movie Nights at the Nature Center on the Great Lawn

Ages: 5 – 12
Community
Film

Greenburgh Nature CenterScarsdale

Saturday Sep. 13

2025 Back-to-School Family Fun Walk at Sheldrake Environmental Center

10–11am

Back-to-School Family Fun Walk

Ages: 5 – 12
Classes
Community

Sheldrake Environmental CenterLarchmont

Saturday Sep. 27

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10am–noon

Volunteer Cleanup at Sheldrake

Ages: 9 and up
Community
Free

Sheldrake Environmental CenterLarchmont

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