The Best Outdoor Events in Westchester

Outdoor events in Westchester

Find the best events happening next week for tweens (9–12)

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

Post an Event

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

xr:d:DAFsfTdpnB4:2,j:5041054644760107982,t:23082421

10am–noon

Volunteer Cleanup at Sheldrake

Ages: 9 and up
Community
Free

Sheldrake Environmental CenterLarchmont

+ Export Events

More from Around NYC

Council Member Robert Holden speaks at a rally in support of Ryder's Law outside City Hall last week. Photo: Council Member Robert Holden Facebook.

CM Holden hosts rally supporting Ryder’s Law as part of efforts to wind down NYC’s horse carriage industry

Francisco Alvarez injury Mets Mariners: Man in black uniform swings baseball bat

Francisco Alvarez injury: Mets C headed to IL

“Honey Don’t!” adds nothing to its precursor, "Drive-Away Dolls."

‘Honey, Don’t’ misses the mark in follow-up to ‘Drive-Away Dolls’

people outside erudito cannabis dispensary

Erudito, the Columbia Waterfront District’s first legal dispensary, focuses on culture and wellness