AMBLEWAY Wildest hikes

Diablo Foothills Regional Park

Briones to Mt. Diablo Regional Trail

3 mi · ▲ 370 ft · 1 hr 11 min

Briones to Mt. Diablo Regional Trail is a 3-mile out-and-back in Diablo Foothills Regional Park near Alamo Oaks, CA. It climbs 370 ft, with sections as steep as 17% grade. It scores 74/100 on the Ambleway Wildness scale: backcountry feel.

Elevation

0 mi532 – 869 ft · steepest grade: 17%3.0 mi

Getting there

Trailhead: Unnamed 37.86909, -121.99737
Nearest town Alamo Oaks, CA
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Directions

AMBLEWAYwww.ambleway.com

Briones to Mt. Diablo Regional Trail

3 mi · ▲ 370 ft · 1 hr 11 min

Elevation 531–869 ft

Out & Back · Diablo Foothills Regional Park

Trailhead: 37.86909, -121.99737

Weather Aug 3: Clear, high 100°F / low 68° · precip 0% · wind 6 mph · sunrise 6:14 AM · sunset 8:16 PM

  1. Start at the trailhead, heading NE.
  2. 0.3 miSharp right, heading E.
  3. 0.3 miTurn right onto Briones to Mt. Diablo Regional Trail, heading S.
  4. 0.2 miBear right, heading S.
  5. 0.6 miReach the turnaround, then head back the way you came.
  6. 0.8 miTurn left, heading N.
  7. 0.3 miSharp left, heading W.
  8. 0.3 miArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail map, photos and weather for this hike: www.ambleway.com/hikes/briones-to-mt-diablo-regional-trail-out-back-5-km-293b

Trail surface

49% dirt51% unspecified

Weather

ClearTemperature 100°F68°
Feels like83°Precip0%Wind6 mphUV8Humidity25%
Hourly temperature
100°65°
Sunrise 6:14 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:16 PM
Tue 92°67°
Wed 90°57°
Thu 97°56°
Fri 103°61°
Sat 102°59°
Sun 101°58°

Sunset

The best sunset spot on this hike is 0.8 mi in (~27 min). Leave by 7:29 PM for the 8:16 PM sunset. Back at your car by 8:49 PM, after dark — bring a headlamp.

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