No.351· Hoenn, GEN III
Rainy FormA form of CastformWeather PokémonCastform (Rainy Form)
Japaneseポワルン(あまみずのすがた)powarun (amamizu no sugata)
Chinese (Simplified):飘浮泡泡(雨水的样子)piāo fú pào pào (yǔ shuǐ de yàng zi)Korean:캐스퐁(빗방울의 모습)kaeseupong (bitbangurui moseup)9 languages

Forms
4- FORM
- Rainy Form
- FIRST SEEN IN
- Ruby · Sapphire
- WHEN
- In battle only
Base formCastformNormal
Sunny FormCastform (Sunny Form)Fire
Rainy FormCastform (Rainy Form)Water
Snowy FormCastform (Snowy Form)Ice
Weaknesses and type matchups
Castform (Rainy Form) is weak to Electric and Grass moves.
Castform (Rainy Form)'s Water moves are super effective against Fire, Ground, and Rock types.
Pokédex entry
12 versionsAlthough its form changes with the weather, that is apparently the result of a chemical reaction and not the result of its own free will.
Castform (Rainy Form) in Japanese, Chinese, Korean and other languages
9 languages- JapaneseJapanese
- ポワルン(あまみずのすがた)powarun (amamizu no sugata)
- Chinese (Simplified)Chinese (Simplified)
- 飘浮泡泡(雨水的样子)piāo fú pào pào (yǔ shuǐ de yàng zi)
- KoreanKorean
- 캐스퐁(빗방울의 모습)kaeseupong (bitbangurui moseup)
- Chinese (Traditional)Chinese (Traditional)
- 飄浮泡泡(雨水的樣子)piāo fú pào pào (yǔ shuǐ de yàng zi)
- FrenchFrench
- Morphéo (Forme Eau de Pluie)
- GermanGerman
- Formeo (Regenform)
- SpanishSpanish
- Castform (Forma Lluvia)
- ItalianItalian
- Castform (Forma Pioggia)
- EnglishEnglish
- Castform (Rainy Form)
Where to find Castform
9 gamesCastform changes into Castform (Rainy Form) in battle.
Brilliant Diamond · Shining Pearl
- Trophy Garden Grass or cave Lv. 16-18
Every Pokémon in Brilliant Diamond · Shining Pearl →Route map →
Ultra Sun · Ultra Moon
- Lush Jungle SOS battle Lv. 19-22
- Malie Garden SOS battle Lv. 25-28
- Mount Lanakila SOS battle Lv. 30-45
- Tapu Village SOS battle Lv. 30-33
- Haina Desert SOS battle Lv. 32-35
- Route 17 SOS battle Lv. 33-36
- Exeggutor Island SOS battle Lv. 42-45
Sun · Moon
- Lush Jungle SOS battle Lv. 18-21
- Malie Garden SOS battle Lv. 24-27
- Haina Desert SOS battle Lv. 28-31
- Tapu Village SOS battle Lv. 28-31
- Route 17 SOS battle Lv. 31-34
- Exeggutor Island SOS battle Lv. 40-43
- Mount Lanakila SOS battle Lv. 42-45
Omega Ruby · Alpha Sapphire
- Route 119 Gift Lv. 30
Black 2 · White 2
- Route 6 Rustling grass or dust cloud Lv. 26 5%
Platinum
- Trophy Garden Grass or cave Lv. 22 10% Later in the story Special condition
Diamond · Pearl
- Trophy Garden Grass or cave Lv. 16-18 10% Later in the story Special condition
Moves Castform learns
47 movesCastform (Rainy Form) has the same moves as Castform.