The Bay Nature events calendar features events sponsored by Bay Area nature organizations from Sonoma to Santa Cruz. Find guided hikes, learn about Bay Area wildlife, enjoy nature festivals, and more!

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September 2019
Sunday, September 15 @ 4:30 pm - 9:00 pm
|Recurring Event (See all)
This event is both the 14th and 15th of September. Times are the same.

Old Grove Festival

Armstrong Redwoods State Natural Reserve (Volunteer Center), 17000 Armstrong Woods Road, Guernville, California 95446 + Google Map
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Tuesday, September 24 - Sunday, September 29

9th Annual Green Film Festival

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Saturday, September 28 @ 11:00 am - 4:00 pm

Sharktoberfest

Greater Farallones National Marine Sanctuary Visitor Center, 991 Marine Drive, The Presidio, SF, CA 94129 + Google Map
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October 2019
Saturday, October 5 @ 10:00 am - 3:00 pm

Tarantula Fest at Henry W Coe State Park

Henry W. Coe State Park Headquarters, East Dunne Avenue, Morgan Hill, CA 95037 + Google Map
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Sunday, October 6 @ 11:00 am - 4:30 pm

Orinda Olive Festival & Food Trucks

Wagner Ranch Nature Area, 350 Camino Pablo, Orinda, California 94563 + Google Map
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Saturday, October 12 @ 11:00 am
|Recurring Event (See all)

One event on October 13, 2019 at 11:00 am

One event on October 19, 2019 at 11:00 am

One event on October 20, 2019 at 11:00 am

Tolay Fall Festival

Tolay Lake Regional Park, 5869 Lakeville Highway, Petaluma, CA + Google Map
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Sunday, October 13 @ 11:00 am
|Recurring Event (See all)

One event on October 13, 2019 at 11:00 am

One event on October 19, 2019 at 11:00 am

One event on October 20, 2019 at 11:00 am

Tolay Fall Festival

Tolay Lake Regional Park, 5869 Lakeville Highway, Petaluma, CA + Google Map
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Saturday, October 19 @ 10:00 am - 3:00 pm

Wildlife & Harvest Day

Blackberry Farm, 21979 San Fernando Ave, Cupertino, CA 95051 + Google Map
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Saturday, October 19 @ 10:00 am - 4:00 pm

Fall Harvest at Slide Ranch

Slide Ranch, 2025 Shoreline Highway, Muir Beach, CA 94965 + Google Map
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Saturday, October 19 @ 11:00 am
|Recurring Event (See all)

One event on October 13, 2019 at 11:00 am

One event on October 19, 2019 at 11:00 am

One event on October 20, 2019 at 11:00 am

Tolay Fall Festival

Tolay Lake Regional Park, 5869 Lakeville Highway, Petaluma, CA + Google Map
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