Timeline / Harry Potter: Hogwarts Mystery

Hogwarts (1984-1991)

Year 1 (1984-1985)

August

• Chapter 1: Your Journey Begins

September

• Chapter 2: Welcome To Hogwarts
  • Visit Your Dormitory
• Chapter 3: Dealing With Trouble
  • Magical Pets
  • Caring For Magical Creatures

October

• Chapter 4: Duelling Motives
  • A Fairy Tale
  • Hallowe’en Decorations
  • Howling Hallowe'en

November

• • Gobstones with Friends
  • A Friend in Need
• Chapter 5: The Duel

December

• • Party Planner
• Chapter 6: A Curious Corridor
  • Tis The Season
  • Christmas at Hogwarts

January

• • Dueling Club
  • Go To The Dueling Room
  • Dare to Duel
  • Dueling Champion

February

• Chapter 7: Class Matters

March

• • Horsing Around
  • Afraid to Fly

April

• • Test of Strength

May

• Chapter 8: Preparing for the Room
  • House Meeting I

June

• Chapter 9: Inside the Room
• Chapter 10: Year's End

Year 2 (1985-1986)

September

• Chapter 1: Year Two Begins
• Chapter 2: Growing and Shrinking
  • Needlefingers and Company
  • McGonagall's Honour
• Chapter 3: The Black Quill

October

• • House Meeting II
  • Hallowe’en Decorations
  • Packmates

November

• Chapter 4: Revelio
  • Merula's Revenge
  • A Special Celebration of Hogwarts Teachers!
  • Relight the Fire
• Chapter 5: Rowan's Recovery

December

• Chapter 6: Bill Weasley
  • Tis The Season
  • Christmas at the Burrow

January

• • Growing Pains

February

• • Relight the Fire
• Chapter 7: Facing the Door

March

• • Become an Honorary Rocker
  • Help Hagrid!
  • Scaredy-Cats

April

• Chapter 8: Training the Team
  • Sleep Walker
  • Hosting the Beauxbatons
  • The Case of the Missing Pets

May

• Chapter 9: Wizards Unite!
  • Meet the Malfoys
  • Nobody's Prefect

June

• Chapter 10: The Vault of Ice
  • Assignment
• Chapter 11: End-of-Term Feast

Year 3 (1986-1987)

September

• Chapter 1: Year Three Begins
  • Nearly Headless Nick
• Chapter 2: Bogarts and Butterbeer
  • A Special Announcement

October

• • Polyjuice Potion
  • Welcome to the Sphinx Club
• Chapter 3: Three Broomsticks
  • Rogue Gnome
  • Bonfire of the Salamanders
  • Hallowe’en Decorations
  • Duelling Deathday Parties

November

• • My Fair Chupacabra
• Chapter 4: Filching from Filch
  • Penny for Your Thoughts
  • Into the Hybrid Lion’s Den
  • House Points
• Chapter 5: Tulip Karasu
  • The Frog Choir

December

• Chapter 6: The Letter from No One
  • My Fair Chupacabra
  • A Unicorn Surprise
  • Tis The Season
  • The Gift of Gratitude

January

• Chapter 7: Jacob's Room
• Chapter 8: Barnaby Lee
  • Giant Problems: Hagrid
  • Just Glow With It
  • A Dragon's Quest

February

• • A Scandal in Hogsmeade
  • Bill’s Secret

March

• • Puppy Dog Tales
  • Glacius SQ
  • The Amazing Adventures of the Spectacular Giant Dung Beetle
  • Fumes's Clues

April

• • Wizarding World Famous
  • The Zonko's Dungbomb Disaster
  • Upping the Game
  • A Bad Omen
  • Career Advice

May

• • Become an Animagus

June

• • Birds of a Feather
  • Puffskein Pining
  • The Kelpie Whisperer
  • The Zonko’s Dungbomb Disaster
  • Farewell My Prefect
• Chapter 9: The Vault of Fear
  • Shadows of the Dark Lord
• Chapter 10: Among Friends
  • A Gathering of Old Friends
• Chapter 11: Stay Tuned

Year 4 (1987-1988)

September

• Chapter 1: Year Four Begins
  • • Welcome to Quidditch^note While the Quidditch chapters can be accessed as early as Year 2, there’s no fixed time when they take place and all 4 seasons can be completed in said year. This timeline will place them in years 4-7 since there are only 4 seasons and after the final match, it’s indicated that it’s the MC’s final season and they show no signs of wanting to retire early.
• Chapter 2: The Mysterious Madam Rakepick
  • • The Road to Tryouts
    • Training Days
    • Strategic Moves
    • Countdown to Tryouts
  • A Watchful Eye
  • Search for the Mirror of Erised

October

• • Conjure a Patronus
• Chapter 3: All About Bowtruckles
• Chapter 4: Curse-Breakers
  • • The Chase is On
    • Decision Time
  • Hallowe’en Decorations
  • Secrets of Godric's Hallow

November

• Chapter 5: Time to Fly
• Chapter 6: Explore the Forbidden Forest
  • Saving Zonko’s
  • A Helping Hand
  • Rita Returns
    • The First House Match
  • Family Feast

December

• Chapter 7: Beast, Beings, and Creatures
  • Celestial Ball
  • Tis The Season
  • Holidays at Hogwarts

January

• • • Comet
• Chapter 8: Sickleworth
• Chapter 9: Glittery Secrets
  • Over the Moon
• Chapter 10: Seeing Red
  • The Trouble with Tonks
  • A Unicorn Surprise!

February

• • A Helping Hand
  • First Date
  • Valentine's Day
  • Over the Moon
    • The Second House Match

March

• • Welcome to the Slug Club
• Chapter 11: Beautification Potion
• Chapter 12: Working With Snape
  • Grappling With Graphorns
  • Party at the Weasleys!

April

• Chapter 13: The Centaur’s Arrow
  • Making Mischief!
  • Magical Creatures Everywhere

May

• • • Rath and Rumors
    • The First Quidditch Cup
  • Torvus and the Troubled Forest
• Chapter 14: The Spider’s Lair
  • Become A Prefect!
    • Journey's End

June

• Chapter 15: Dark Secrets
• Chapter 16: The Forest Vault
  • Hogsmeade Festival
• Chapter 17: Year’s End

Year 5 (1988-1989)

September

• Chapter 1: Year Five Begins
  • Out of Sorts
  • Yer a Prefect!
  • Egg Hunt
    • Welcome Back to Quidditch
  • Tournament of Clubs
• Chapter 2: Grave Danger
• Chapter 3: Detention Before Extension
  • Animagus Adventure
  • No Strings Attached
• Chapter 4: Opposite Day
  • The Tournament of Clubs
  • The Trials of Sir Cadogan
  • Brush Up Your Leucrotta!
• Chapter 5: Penny, Portraits, Peace and Pressure
  • • Andre Egwu, Quidditch Wizard

October

• • All-Wizard Victor
• Chapter 6: The Ghosts of Hogwarts
• Chapter 7: The Life And Death of Duncan Ashe
• Chapter 8: Trial By Fire
  • Winning by a Hare
  • Crushed
• Chapter 9: Dangerous Friends
• Chapter 10: Knockturn Alley
• Chapter 11: Mundungus Fletcher
  • Cooking Up Trouble
    • We are all Beaters
    • Murphy's Moves
  • Hallowe’en Decorations
  • The Tale of Pumpkin Johnny

November

• • Magical Birds of a Feather
• Chapter 12: The Vault Portrait
• Chapter 13: Rats and Dogs
• Chapter 14: Mischief Managed
  • Poor Sport
    • The First House Match
    • Starry Skye
  • A Dugbog’s Delight
  • The Quibbler: Fight for the Front Page
• Chapter 15: Secrets and Lies

December

• Chapter 16: A Dance With Diego
• Chapter 17: Broken Bonds
  • An Enchanted Kiss
  • Tis The Season
  • Hagrid’s Holiday

January

• Chapter 18: Legilimency And Occlumency
  • The Curse-Breaker's Gambit
  • Dancing, Dueling, and Diego!
• Chapter 19: The Unforgivable Curses
  • The Great Hogwarts Cook-Off
  • Creature Affections
  • Celestina’s New Groove

February

• • A Hobby a Day…
  • The Trouble with Scabbers
  • Valentine's Day Ball
    • The Second House Match
• Chapter 20: Peter Pettigrew
  • The Billywig Blunder
  • A Whole Lotta Hodag, Ya Know?

March

• Chapter 21: The Search for Peeves
• Chapter 22: Agent of Chaos
• Chapter 23: Mischief Masterpiece
• Chapter 24: Dark Pranks
• Chapter 25: Creature of Chaos

April

• • Love Story
    • Beat the Odds
• Chapter 26: Chaos Ensues

May

• • Courage in Creativity
    • Rivalry, Respect, and Rath
    • Stormy Skye
    • Conflict and Competition
    • The Second Quidditch Cup
    • The Way Forward

June

• • Ordinary Wizarding Levels
• Chapter 27: A New Danger
• Chapter 28: About Merula
• Chapter 29: Final Preparations
• Chapter 30: Into the Vault
• Chapter 31: After the Vault
  • Portrait Panic
  • Festival Fun
  • A Letter From Hogwarts
• Chapter 32: The Trouble With Ben
• Chapter 33: Bye-Bye Bill
• Chapter 34: Year’s End

Year 6 (1989-1990)

September

• Chapter 1: Year Six Begins
• Chapter 2: Curses and Prophecies
• Chapter 3: Mixed Message
• Chapter 4: Friends in Low Places
• Chapter 5: Wherefore Art Thou, Weasleys?
• Chapter 6: On Jacob's Trail
  • Allure of the Opaleye
  • The Dragon's Treasure
• Chapter 7: Niffler Hunting
  • The Rise of a Curse-Breaker
• Chapter 8: Owl Prowl
• Chapter 9: Artifact Check
  • • An Unfriendly Friendly

October

• • • Orion's Spark
• Chapter 10: Cloaks and Conflicts
• Chapter 11: Love in a Bottle
  • More than just a Mascot
  • Hallowe’en Decorations
  • Pumpkin Johnny Rises

November

• Chapter 12: Now You See Me
• Chapter 13: On the Run
  • • The First House Match
• Chapter 14: A New Friend of a Friend

December

• • • Keep it Together
    • Let's Get Physical
• Chapter 15: In the Deep End
  • Tis The Season
  • Dumbledore’s Christmas Wish

January

• • Knarl’s Big Day
• Chapter 16: The Wizard in White
• Chapter 17: Getting the Message
• Chapter 18: Into the Forest
• Chapter 19: A Farewell to a Friend
• Chapter 20: A Circle of Friends
• Chapter 21: Moving Forward
  • • Great Minds

February

• • Valentine's Day Masquerade
    • Full Hearts
• Chapter 22: The Exchange Student
• Chapter 23: A Brilliant Surprise

March

• • • The Legendary Snitch of Hogsmeade
• Chapter 24: Return to the Forest
• Chapter 25: Written in the Stars
  • Eye of the Storm
• Chapter 26: Unfinished Business
  • Head Boys and Girls
• Chapter 27: Letting Go
• Chapter 28: Moving on

April

• Chapter 29: The Whomping Willow Awaits
• Chapter 30: Journey to the Whomping Willow
  • • Fair Game
• Chapter 31: The Polyjuice Plan
• Chapter 32: Quest for Polyjuice Potion
• Chapter 33: Imitation Game
  • Cold as Ice

May

• • • Mind Your Gnome Business
    • The Third Quidditch Cup
• Chapter 34: Final Preparations
• Chapter 35: Infiltrating 'R'
• Chapter 36: Search for the Mole
  • • Finding Balance

June

• Chapter 37: Entering the Black Lake!
• Chapter 38: Meeting the Merqueen
• Chapter 39: Gather the Merqueen's Tribute
• Chapter 40: A Witch Scorned
• Chapter 41: Assembling the Team
• Chapter 42: The Final Vault
• Chapter 43: What's Next
• Chapter 44: The Perfect Party
• Chapter 45: The Message
• Chapter 46: Year's End

Year 7 (1990-1991)

September

• • New Arrivals^note Part 1 takes place sometime over the summer holidays, when Dumbledore needed the MC to come to Hogwarts for a favor. Parts 2 and 3 take place on 1 September.
• Chapter 1: Year 7 Begins
• Chapter 2: More Questions Than Answers
• Chapter 3: On the Case
• Chapter 4: A New Assignment
• Chapter 5: The Ministry of Magic
• Chapter 6: A Window of Opportunity
• Chapter 7: A New Curse
• Chapter 8: Back to Hogwarts
  • • New Threads

October

• • • Seeking Advice
• Chapter 9: A Beast of Division
• Chapter 10: The Wampus Cat's Out of the Bag
• Chapter 11: Goodbye, Magical Creatures...
  • Hallowe’en Decorations
  • (2024 Hallowe’en event/memory)

November

• Chapter 12: And Hello Magical Accidents and Catastrophes
• Chapter 13: Side Effects May Include Memory Loss
• Chapter 14: The Search for Zenith Xeep
• Chapter 15: The Counter-Serum
  • The Wisdom of Ravenclaw
    • A Rumor Takes Flight

December

• Chapter 16: Trials and Tribulations
• Chapter 17: An Infestation of Doxies
• Chapter 18: Long Live the Doxy Queen
  • • Style Seeker
  • Tis The Season
  • (2024 Christmas event/memory)

January

• Chapter 19: St. Mungo's Hospital for Magical Maladies and Injuries
• Chapter 20: A Different Kind of Hospital Drama
• Chapter 21: Burning Up
• Chapter 22: The Search for Ryu
• Chapter 23: The Legend of Dairyusaki and the Dark Scroll
• Chapter 24: In The Thickey Of It
  • The Dark Horse
  • Gryffindor Celebration
    • A Call To Arms
    • All Is Wellnelly
    • Strategic Solitude

February

• Chapter 25: Swan Dive
• Chapter 26: No Laughing Matter
• Chapter 27: Now That's What I Call A Cursed CD!
• Chapter 28: The Last Laughs
  • Ticket to Love
  • The Curse of Love
• Chapter 29: Mind of a Diva
• Chapter 30: It All Falls Down
  • • The Second House Match

March

• • Romance Quest
  • Here There Be Dragons
• Chapter 31: Circle Up
• Chapter 32: The Wizengamot Trial
• Chapter 33: Double Agents
• Chapter 34: The Scroll and the Sarcophagus
  • • Lost and Found
  • Hogwarts Trivia

April

• Chapter 35: The Auror Programme
• Chapter 36: Impenetrable and Unplottable
• Chapter 37: Lockdown
• Chapter 38: Tensions Rise
• Chapter 39: The Aftermath
  • • Back to the Wellnelly
    • Something Wild
• Chapter 40: Family Matters
• Chapter 41: That’s Awkward
  • Charmed
  • Trouble Brewing
• Chapter 42: A Study In Green
• Chapter 43: Father Knows Best
  • Transfigure it Out
  • No Laughing Organic Matter
• Chapter 44: The Memory Heist
• Chapter 45: The Fallout

May

• Chapter 46: Total Recall
  • Charlie’s Challenge
• Chapter 47: The Circle and the Crown
• Chapter 48: Archival Evidence
• Chapter 49: Revelations
• Chapter 50: Turning Point
• Chapter 51: A Simple Demonstration
• Chapter 52: All Good Things Come In Three
• Chapter 53: An Unexpected Offer
• Chapter 54: Best-Laid Plans
• Chapter 55: The Broken Path
• Chapter 56: Who, When, Where
  • • The Fourth Quidditch Cup
    • Seeking Closure

June

• • Nastily Exhausting Wizarding Tests
  • Happy Anniversary, Hogwarts
  • The Hero of Hogwarts
• Chapter 57: The Final Battle^note Takes place on 22 June 1991.
• Chapter 58: The End of an Era, The Start of Something New
• Chapter 59: It’s Never Goodbye, It’s Just Until Next Time
• Chapter 60: Graduation and Beyond

Beyond Hogwarts (1991-XXXX)

Volume 1 (1991-1992)

July^note 31 July 1991, the same day Harry shops in Diagon Alley with Hagrid.

• Chapter 1: Beyond Hogwarts
  • The Former Student Centre
  • The Toothill Dueling Club

August

• Chapter 2: Rocc ‘n’ Rubbish
• Chapter 3: The Boss
  • Apparition Is Your Mission^note Given that this is a 12 week course, it begins in early August, Part 2: Task 1 is in mid September, and the remainder of the quest takes place in late October.
• Chapter 4: Monkey Business

September

• Chapter 5: Monkeying Around
  • School Day Nostalgia
• Chapter 6: Security Upgrade
• Chapter 7: Case Two: Fraudulence, Files, and Fashion

October

• Chapter 8: Ink Link
• Chapter 9: The Beast of an Informant
  • A Mysterious Hallowe’en Party
  • Harry’s Troll Problem

November

• Chapter 10: Forge Ahead
• Chapter 11: Good Grief

December

• Chapter 12: Check Mates
• Chapter 13: Social Deduction
  • A Weasley Christmas Vacation

January

• Chapter 14: High Society
  • Protecting the Stone

February

• Chapter 15: Oh Brother
  • The Adult's Guide to Dating
• Chapter 16: Fire and Eyes
• Chapter 17: Groove is in the Art

March

• Chapter 18: Take the Cake
  • Grindewald's Wand

April

• Chapter 19: Like a Glove

May

• Norbert's Transport

• Chapter 20: Love and Unicorns^note At least 21 May 1991, after the Detention in the Forbidden Forest.

June

• Chapter 21: Floral Quarrel^note The Skirmish in the Underground Chambers is mentioned by Professor Snape to have occurred recently.
• Chapter 22:
• Chapter 23:
• Chapter 24: