Weather conditions in a dungeon may occur. Weather conditions may be set to a certain dungeon floor or can be activated by a Pokemon's moves or abilities. Weather affects all Pokemon on the floor. Weather conditions have been added to the Mystery Dungeon series not present in other Pokemon games.
All moves except Normal type moves deal 3/4 damage.
Electric type moves deal 1/2 damage.
Damages all Pokemon on the floor except Ice types every 10 turns.
Water type moves deal 1.5 times damage, while Fire type moves deal 1/2. The moves Explosion and Self Destruct and all Explosion and Self Destruct traps will not work.
Damages all Pokemon on the floor except Ground, Steel, and Rock types every 10 turns. Pokemon with the Sand Veil ability have their evasiveness raised by 2.
Ice type Pokemon have their speed raised by 1.
Fire type moves deal 1.5 times damage, while Water type moves deal 1/2. The move Solarbeam can be used without charging a turn when it is Sunny.