Full list of all 12 A Short Hike achievements. It takes around 3-4 hours to unlock all of the achievements in the base game on Windows.
The base game contains 8 achievements, and there is 1 DLC pack containing 4 achievements.
Take a nice long nap.
Get the commemorative hat.
Beat each parkour race once.
Eat a piece of toast.
Find every feather.
Trade every species of fish from the journal.
You made it to the top!
Collect 10 golden feathers.
Complete the boating challenge in under 45 seconds.
Water every sprout.