This item is acquired in-game. See its sources below.
A Common Cosmetic Chest, item level 1, binds when picked up.
First seen in build 12.0.7.68887 (Midnight (patch 12.0.7)).
In the Appearances collection, Rainy Day Coat is listed as Trading Post. Appearance ID: 116247. No other item uses this appearance, so it is unique to Rainy Day Coat.
Read from the World of Warcraft client build files.
Rainy Day Coat is part of the transmog set Rainy Day Attire. The other 4 pieces:
Built from the World of Warcraft client build files and recorded Auction House snapshots.
Rainy Day Coat uses icon file 6783771, which 7 other items also use. The 7 closest by item ID:
Girded Mist Coat ID 242337 · Armor - CosmeticWaterproof Coat ID 242339 · Armor - CosmeticSquall Braced Coat ID 242336 · Armor - CosmeticEnsemble: Squall Braced Attire ID 242344 · Consumable "The sea was angry that day, but you stayed dry."Ensemble: Girded Mist Attire ID 242345 · Consumable "Perfect for a rainy day stroll through Stranglethorn."Ensemble: Rainy Day Attire ID 242346 · Consumable "Rain or shine, you're looking fine."Ensemble: Waterproof Attire ID 242347 · Consumable "Stand out in the rain."Blizzard numbers items as they are created, so the named items next to ID 242338 (242333 to 242343) were usually added in the same batch as Rainy Day Coat: the same quest line, zone, vendor or reward set.
Girded Mist Pants ID 242333 · Armor - CosmeticRainy Day Pants ID 242334 · Armor - CosmeticWaterproof Pants ID 242335 · Armor - CosmeticSquall Braced Coat ID 242336 · Armor - CosmeticGirded Mist Coat ID 242337 · Armor - CosmeticWaterproof Coat ID 242339 · Armor - Cosmetic
Squall Braced Hood ID 242340 · Armor - CosmeticGirded Mist Hood ID 242341 · Armor - CosmeticRainy Day Hood ID 242342 · Armor - CosmeticWaterproof Hood ID 242343 · Armor - CosmeticThe raw ItemSparse values for item 242338 in the current client build.
Read from the World of Warcraft client build files: Item, ItemSparse, Lock, Holidays, AreaTable and CollectableSourceVendor.
TheWoWDB
