Skip to main content

Maps, Trail Conditions & Weather

Current Trail Conditions

Updated 4/14/19

ATTENTION: Due to winter weather all trails may be muddy and have unstable footing.  Please use caution when using trails.

  • Vineyard Trail: Closed to horses and bicycles from Jack London Lake to intersection with Quarry Trail. Will reopen as weather permits.
  • Inner Fern Lake Trail: Closed to horses and bicycles. Will reopen as weather permits.
  • Coon Trap Trail: Closed to horses and bicycles. Will reopen as weather permits. Two washouts (one near orchard, one approx 3/4 mile from orchard).
  • New Fallen Bridge Trail: Partial slide between intersection with Old Fallen Bridge Trail and intersection with Quarry Trail. Passable, use caution.

Please report additional concerns to Park Operations at Thank you.


Typical weather for Jack London State Historic Park is as follows:

Winter: Generally moderate, with winter temperatures rarely dipping below freezing (32° F) and often into the 50’s or 60’s on sunny days.  The Park gets between 35-40″ of rain per year, mostly between November and April.

Spring: Generally mild temperatures with periods of rain and abundance of wildflowers.

Summer: Generally moderate with occasional heat waves.  Temperatures usually top out between 80-90 degrees Fahrenheit in the hotter months (May through September), but may reach the low 100’s.

Fall: Generally mild temperatures with the occasional late summer heat spell and early winter rain shower.


Visit our Historic Area and Hiking Trails Page for all our Maps.

  • Sign up
Lost your password? Please enter your username or email address. You will receive a link to create a new password via email.
We do not share your personal details with anyone.