Mount Thayer

Mount Thayer rises to 1,061 m in California. Loma Prieta stands 1,154 m to the southeast, 5.5 miles off. The nearest named place is El Sombroso, a peak 1.1 miles away.
The story
Mount Thayer is a mountain in the Santa Cruz mountain range located in Santa Clara County, California. The summit is in a section of the abandoned Almaden Air Force Station, 1.5 miles northwest of Mount Umunhum. The elevation of the summit is at 3,502 feet (1,067 m) feet. An old derelict building, surrounded by telephone poles, is located on the summit. Mount Thayer, along with the surrounding property, is off limits to the public.
From Wikipedia, CC BY-SA 4.0.
Wikidata Q6924091, referenced by the OpenStreetMap record.
What the record says
- Elevation
- 1061 m
How to reach it
Named places within 25 miles
- El Sombroso: 1.1 mi
- Mount Umunhum: 1.1 mi
- Ralph's Mountain: 1.2 mi
- Bald Mountain: 2.9 mi
- Collords Peak: 2.9 mi
- Mt. Umunhum Radar Tower: 1.2 mi
- Patchen (historic): 3.3 mi
- Mountain Charlie Historical Marker: 3.9 mi
- Alma: 4.0 mi
- April Tunnel Trestle: 4.2 mi
- Guadalupe Reservoir County Park: 3.2 mi
- Friendship Park: 3.6 mi
- Almaden Meadows: 4.4 mi
- Belgatos Park: 4.5 mi
- Glenview Park: 4.7 mi
- Hicks/Wood Entrance: 3.2 mi
- McAbee Entry: 4.1 mi
- Santa Rosa Openspace: 4.3 mi
- Heintz Open Space: 4.7 mi
- St. Joseph's Hill Open Space Preserve: 4.8 mi
- Mother's Love (Dinosaurs): 4.1 mi
- Ohlone Woman: 4.8 mi
- Eolian: 5.1 mi
- Portals and Passages: 5.2 mi
- The Cats: 5.2 mi
- Alma Culture Landscape: 4.7 mi
- W.E. "Bill" Mason Carousel: 5.9 mi
- Rebel Yell Haunted House: 6.1 mi
- Downtown Campbell Water Tower: 8.6 mi
- Mini Bikes Activity Area: 8.9 mi
- New Museum of Los Gatos: 5.1 mi
- Forbes Mill Museum: 5.3 mi
- New Almaden Quicksilver Mining Museum: 5.6 mi
- Bernal-Gulnac-Joice Ranch: 8.0 mi
- Bailey Fellows House: 8.5 mi
- Gateway Pavilion: 5.7 mi
- Blossom Valley Group Picnic Area: 5.7 mi
- Arroyo Picnic Site: 5.8 mi
- quicksilver picnic area: 5.8 mi
- southpoint Picnic area: 5.8 mi
- Italianate Garden: 8.3 mi
- Phelan Cacti Garden: 8.3 mi
- Outdoor Education Garden: 8.9 mi
- Hakone Gardens: 9.1 mi
- Saratoga Community Garden: 9.3 mi
- Cable Car Beach: 11.9 mi
- Potbelly Beach: 12.9 mi
- Potbelly Beach: 12.9 mi
- Esplanade Park Beach: 13.4 mi
- Capitola Beach: 13.4 mi
- Cherry Springs: 1.7 mi
- Sulpher Springs: 5.6 mi
- Badger Spring: 5.9 mi
- Olive Springs: 7.3 mi
- Santa Teresa Springs: 8.1 mi
- Maple Falls: 8.1 mi
- Five Finger Falls: 8.5 mi
- Basin Falls: 8.6 mi
- Black Rock Falls: 8.6 mi
- Upper Falls: 8.7 mi
- Lyme Disease Rock: 10.5 mi
- Underworld Rock: 10.7 mi
- Graffiti Rock: 11.5 mi
- Capitola Bluffs: 13.2 mi
- Upper Quarry: 13.7 mi
- Felton Covered Bridge: 11.4 mi
- Felton Covered Bridge: 11.4 mi
- Santa Cruz West Breakwater Light: 14.8 mi
- Santa Cruz Lighthouse: 15.8 mi
- Natural Bridges Rock Arch: 16.7 mi
Other summits around it
The highest named summits within 11.9 miles of Mount Thayer. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Loma Prieta | SE 131° | 1,154 m | 5.5 mi |
| Crystal Peak | SE 127° | 1,097 m | 5.8 mi |
| Mount Umunhum | ESE 102° | 1,063 m | 1.1 mi |
| Mount Chual | ESE 123° | 1,046 m | 5.6 mi |
| Mount Bielawski | WNW 293° | 985 m | 10.4 mi |
| Castle Rock | WNW 295° | 979 m | 10.7 mi |
| El Sombroso | NNE 25° | 917 m | 1.1 mi |
| The Peak | WNW 295° | 917 m | 9.2 mi |
When to go
Light through the year
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:12 | 18:46 | 19:20 |
| June solstice | 05:49 | 19:53 | 20:32 |
| September equinox | 06:56 | 18:32 | 19:06 |
| December solstice | 07:19 | 16:14 | 16:55 |
Local time (America/Los_Angeles).
Climate normals
Months averaging 50–80 °F: Feb–Nov.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 49 | 52 | 55 | 58 | 62 | 67 | 70 | 70 | 68 | 62 | 54 | 49 |
| Precip in | 5.0 | 4.9 | 3.4 | 1.4 | 0.5 | 0.1 | 0.0 | 0.0 | 0.0 | 0.8 | 2.0 | 4.0 |
1991–2020 U.S. Climate Normals, NOAA NCEI — LOS Gatos, 5 mi away.
Where this comes from
Location and category confirmed against OpenStreetMap.
OpenStreetMapWikidataOpenStreetMap element node/358777169
Day trips start here
- Aptos · 13 mi
- Capitola · 13 mi
- Santa Cruz · 14 mi
- Watsonville · 19 mi
- Moss Landing · 26 mi
Take the scenic way to Mount Thayer.
Byway plans around your taste, verified places, real weather and opening hours — then opens every leg in Google Maps with one tap.




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