Here is the full list of all 33 White Night achievements.
Finish the game on a full Moon day, read all the books and the articles from the Boston Daily News
Unlock all newspaper articles from the Boston Daily News
Finish the game in one night
Finish Chapter 6
Finish the game when the Moon is full
Read all the texts about William
Finish Chapter 5
Find the bucket
Find the symbol of another era
Read all the texts about Selena
Find the letters of all the victims
Finish Chapter 4
Decide to stay in the mansion
Answer the phone
Find the rope
Read all the texts about Margaret
Finish Chapter 3
Collect 200 matches
Put out your last match yourself
Put out 10 matches yourself
The witching hour
Walk for 10 km
Read all the texts about Henry
Point of view to the moon
Finish Chapter 2
Collect 100 matches
Use 100 matches
Use your last match
Kill a ghost
Read 10 books
Read one book
Finish Chapter 1
Unlock a newspaper article from the Boston Daily News