Events
52 upcoming in the next 30 days in San Diego, soonest first
In San Diego · all of the Far West and Sierra · all regions · change
October 2026
- Wed Oct 21Watershed Watch- San Diego River Water Quality MonitoringSan Diego Coastkeeper · Zion Ave. + Riverdale St. (near CVS at: 10350 Friars Rd, San Diego, CA 92120), 32°47'34.3"N 117°05'58.8"W, San Diego · sign up with the organizer
- Wed Oct 21Protecting the Birds, People and Habitats of the Salton SeaBuena Vista Audubon Society · Zoom · sign up with the organizer
- Thu Oct 22Program: Iceland-Birding the Ring RoadPalomar Audubon Society · The Remington Club II, 16925 Hierba Dr, San Diego · sign up with the organizer
- Sat Oct 24Bolsa Chica & Huntington Central ParkPalomar Audubon Society · Bolsa Chica Wetlands, 18000 Pacific Coast Hwy, Huntington Beach · sign up with the organizer
- Sat Oct 244WD Tour: Chariot Canyon to Rodriguez CanyonAnza-Borrego Desert Natural History Association · See the event page · sign up with the organizer
- Sat Oct 242026 Pints 4 The ParkAnza-Borrego Foundation · Anza-Borrego Desert State Park Visitor Center , 200 Palm Canyon Dr, Borrego Springs, CA 92004 · sign up with the organizer
- Sat Oct 24Halloween Edition Nature Nights: Bat Walk and Moths Haunted Trail at Peutz Creek! 10/24/26San Diego River Park Foundation · Peutz Creek, 966 Peutz Valley Rd, Alpine · sign up with the organizer
- Sat Oct 24Creatures of the Dark: Halloween EditionSan Diego Day Hikers · See the event page · sign up with the organizer
- Sat Oct 24Full Moon Walk: South Palm WashAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Sun Oct 25Guided Driving TourAnza-Borrego Foundation · 587 Palm Canyon Dr. #110, 587 Palm Canyon Dr. #110 · sign up with the organizer
- Mon Oct 26Preschool Nature StorytimeBuena Vista Audubon Society · Buena Vista Audubon Nature Center, 2202 South Coast Hwy., Oceanside · sign up with the organizer
- Tue Oct 27River Readers Nature StorytimeSan Diego River Park Foundation · Grant Park, 2310 Camino Del Rio N., San Diego · sign up with the organizer
- Tue Oct 27Balboa Park Beginner RideSan Diego Mountain Biking Association · See the event page · sign up with the organizer
- Wed Oct 28Meeting: Borrego Rock & Gem (BRAG) ClubAnza-Borrego Desert Natural History Association · ABDNHA Activity Room, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Fri Oct 30The Secret Society of Adultologists- The NATSan Diego Coastkeeper · The Natural History Museum (NAT) · sign up with the organizer
- Sat Oct 31Santee Lakes Field TripPalomar Audubon Society · Santee Lakes Recreational Preserve, 9310 Fanita Parkway, Santee, CA, 92071, United States · sign up with the organizer
- Sat Oct 31October 'Beginner-Focused' Group Ride with the SD Trek Women's MTB TeamSan Diego Mountain Biking Association · See the event page · sign up with the organizer
- Sat Oct 31Coastal 101 BirdingBuena Vista Audubon Society · Buena Vista Audubon Nature Center, 2202 South Coast Hwy., Oceanside · sign up with the organizer
- Sat Oct 31Wheelchair-Accessible Botany Expedition!San Diego Day Hikers · See the event page · sign up with the organizer
- Sat Oct 31FREE Multi-groups Local Urban Trail Hike- Marian Bear Park ~ 4 milesSan Diego Day Hikers · See the event page · sign up with the organizer
November 2026
- Sun Nov 1Celebra el Día de Muertos / Celebrate Day of the Dead : Sweetwater ParkSan Diego Coastkeeper · Sweetwater Park, 1045 Gunpowder Point Drive, Chula Vista · sign up with the organizer
- Mon Nov 2Hike: Fern Canyon, Vandeventer LoopAnza-Borrego Desert Natural History Association · See the event page · sign up with the organizer
- Tue Nov 3River Readers Nature StorytimeSan Diego River Park Foundation · Grant Park, 2310 Camino Del Rio N., San Diego · sign up with the organizer
- Tue Nov 3Balboa Park Beginner RideSan Diego Mountain Biking Association · See the event page · sign up with the organizer
- Fri Nov 6Stargazing Borrego’s Dark SkyAnza-Borrego Desert Natural History Association · ABDNHA Library, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Sat Nov 7Whelan Lake Bird SanctuaryBuena Vista Audubon Society · Whelan Lake Bird Sanctuary, 3850 N River Rd, Oceanside · sign up with the organizer
- Sat Nov 7Trail Maintenance BLT/Filaree Flat Spur (aka BMX)-clear drains Seek Beer!!!San Diego Mountain Biking Association · See the event page · sign up with the organizer
- Sat Nov 7Lake Murray Field TripPalomar Audubon Society · Lake Murray Community Park, 6320 Park Ridge Blvd, San Diego · sign up with the organizer
- Sat Nov 7Las Posas Park to HighlandsSan Diego Day Hikers · See the event page · sign up with the organizer
- Sat Nov 7Meeting: Borrego Astronomy ClubAnza-Borrego Desert Natural History Association · ABDNHA Library, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Sat Nov 7THE WONDROUS WOODRAT! … MICE & MOLES, SHREWS & VOLES & GOPHERS IN HOLES!San Diego River Park Foundation · Grant Park, 2310 Camino Del Rio N., San Diego · sign up with the organizer
- Sat Nov 7Lecture & Webinar: Deep Space Photography of Michael PoirierAnza-Borrego Desert Natural History Association · See the event page · sign up with the organizer
- Sun Nov 84WD Tour: Rainbow Wash & BeyondAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Tue Nov 10River Readers Nature StorytimeSan Diego River Park Foundation · Grant Park, 2310 Camino Del Rio N., San Diego · sign up with the organizer
- Tue Nov 10Balboa Park Beginner RideSan Diego Mountain Biking Association · See the event page · sign up with the organizer
- Wed Nov 11El Corazon Garrison CreekBuena Vista Audubon Society · El Corazon Garrison Creek, Oceanside · sign up with the organizer
- Wed Nov 11Hike: Rainbow CanyonAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Wed Nov 11Field Trip: Borrego Rock & Gem (BRAG) ClubAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Fri Nov 13Biking: ABDNHA Friendly Friday Bike Ride (Every Friday)Anza-Borrego Desert Natural History Association · Borrego Springs Library, 2580 Country Club Rd, Borrego Springs · sign up with the organizer
- Sat Nov 14Guajome Regional Park Field TripPalomar Audubon Society · Guajome Regional Park, 3003 Guajome Lake Rd, Oceanside, CA, 92057, United States · sign up with the organizer
- Sat Nov 14ABDNHA’s Annual Attic & Book SaleAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Sat Nov 144WD Field Trip: Ancient Lake CahuillaAnza-Borrego Desert Natural History Association · See the event page · sign up with the organizer
- Sat Nov 14FREE Multi-groups Local Urban Trail Hike- Marian Bear Park ~ 4 milesSan Diego Day Hikers · See the event page · sign up with the organizer
- Sun Nov 15Bird Walk at Grant ParkSan Diego River Park Foundation · Grant Park, 2310 Camino Del Rio N., San Diego · sign up with the organizer
- Sun Nov 15Nature Walk: The Mason Valley ChollaAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Sun Nov 15ABDNHA’s Annual Attic & Book SaleAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Mon Nov 16Hike: Stonewall Peak via Milk Ranch Road & Azalea GlenAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Tue Nov 17Hike: Marble CanyonAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Tue Nov 17River Readers Nature StorytimeSan Diego River Park Foundation · Grant Park, 2310 Camino Del Rio N., San Diego · sign up with the organizer
- Tue Nov 17Balboa Park Beginner RideSan Diego Mountain Biking Association · See the event page · sign up with the organizer
- Wed Nov 18Hike: Alcoholic PassAnza-Borrego Desert Natural History Association · ABDNHA Parking Lot, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
- Wed Nov 18Meeting: Borrego Rock & Gem (BRAG) ClubAnza-Borrego Desert Natural History Association · ABDNHA Activity Room, 652 Palm Canyon Drive, Borrego Springs · sign up with the organizer
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