The Best Outdoor Events in Westchester

Outdoor events in Westchester

Find the best events happening this weekend 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

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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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