Hike Log
Mount Diablo
Trailhead
Summit Trail
Type of hike
Day hike
Trail conditions
Trail in good condition
Road
Road suitable for all vehicles
Bugs
No Bugs
Snow
Snow free
Also on this hike
Hike up is steep and mostly in the sun. Lots of beautiful wildflowers along the way, and the old light beacon at the top provides a unique summit experience. It was a bit jarring to have so much activity at the summit (you can drive straight to the top), but overall it was a good experience.
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