What are all the stat effects weather can have?

Question

For example, Sandstorm raises the Special defense stat of rock type Pokemon by 50%. What else does different weather affect?

Answer 1

Rain

Advantages

• Increases the power of Water moves by 50% (x1.5).
• Pokemon with the ability Swift Swim have theie Speed stat doubled.
• Pokemon with Dry Skin restore 1/8 of their HP every turn.
• Pokemon with Rain Dish restore 1/6 of their HP every turn.

Disadvantages

• Decreases the power of Solar Beam and all Fire-type moves by 50%.

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Sandstorm

Advantages

• Pokemon with Sand Rush have their Speed stat doubled.
• Pokemon with Sand Force have their Rock, Steel and Ground moves do 30% (x1.33) more damage.
• Pokemon with Sand Veil have their evasion inreased by 20% (x1.2).

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Hail

Advantages

• Pokemon with Snow Cloak have their evasion inreased by 20% (x1.2).
• Pokemon with Ice Body restore 1/16 of their health every turn.

Disadvantages

• Causes Solar Beam to deal only half its damage.

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Sun

Advantages

• The base power of Fire-type moves will be increased by 50%
• The base power of Water-type moves will be decreased by 50%
• Pokémon with Chlorophyll will have their Speed doubled.
• Pokémon with Flower Gift Ability raise their team's Attack and Special Defense by 50% (x1.5)
• Pokémon with Solar Power will have their Special Attack raised by 50%.
• Pokemon with Growth will have their Attack and Special Attack doubled.

Source - Bulbapedia.

Comments

Ooh some good information, mind if I quote some of this? :D

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You do realise it's not complete right xD

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it is complete, i dont consider the damage taken a "stat change".

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You forgot weather moves, like Rain causing Thunder to hit 100%, you might want to add these.

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Pfft, skrubs. I have all of that.

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Again, PX, accuracy isnt a stat, read the question.

Answer 2

Intense Sunlight

・Increases the power of Fire-type moves by 50%.
・Allows Solar Beam to be used instantly.
・In Generation V and on, causes Growth to raise Attack and Special Attack two stages each.
・Activates the following Abilities: Chlorophyll, Dry Skin, Flower Gift, Forecast, Leaf Guard, Solar Power.
・Guarantees Harvest will restore a held Berry.
・Changes Weather Ball to a Fire-type move and doubles its power.
・Changes Castform to its Sunny Form and Cherrim to its Sunshine Form.
・Prevents Pokémon from becoming frozen.
・Causes Moonlight, Synthesis, and Morning Sun to recover ⅔ of max HP (twice the normal amount in Generation II).
・Decreases the power of Water-type moves by 50%.

Rain

・Increases the power of Water-type moves by 50%.
・Allows Thunder* and Hurricane to bypass accuracy check.
・In Pokémon Diamond and Pearl, allows Thunder to hit through Protect and Detect 30% of the time.
・Activates the following Abilities: Dry Skin, Forecast, Hydration, Rain Dish, Swift Swim.
・Changes Weather Ball to a Water-type move and doubles its power, and changes Castform to its Rainy form.
・Prevents Pokémon from exploding in Pokémon Mystery Dungeon.
・Decreases the power of Solar Beam and all Fire-type moves by 50%.
・Causes Moonlight, Synthesis, and Morning Sun to recover ¼ of max HP since Generation III, or half the normal amount in Generation II.

Sandstorm

・Activates the following Abilities: Sand Force, Sand Rush, Sand Veil.
・Raises the Special Defense of all Rock-type Pokémon by 50% (Generation IV onwards).
・Changes Weather Ball to a Rock-type move and doubles its power.
・Damages all Pokémon not part Rock-, Steel-, or Ground-type or those who don't have Sand Force, Sand Rush, Sand Veil, Magic Guard or Overcoat as their Ability or Pokémon holding the Safety Goggles.
・Causes Solar Beam to only deal half of its normal damage.
・Causes Moonlight, Synthesis, and Morning Sun to recover ¼ of max HP (half the normal amount in Generation II).

Hail

・Activates the following Abilities: Forecast, Ice Body, and Snow Cloak.
・Changes Weather Ball to a Ice-type move and doubles its power.
・Changes Castform to its Hail Form.
・Allows Blizzard to bypass accuracy check (Generation V onward), or makes its accuracy 100% (in Generation IV).
・In Pokémon Diamond and Pearl, allows Blizzard to hit through Protect and Detect 30% of the time.
・Damages all Pokémon that do not have the Ice-type or the Abilities Ice Body, Snow Cloak, Magic Guard, or Overcoat.
・Causes Solar Beam to deal only half its damage.
・Causes Moonlight, Synthesis, and Morning Sun to recover ¼ of max HP.

Fog

・Doubles the power of Weather Ball.
Note that Weather Ball's type does not change, nor does Castform change form or type
・Lowers the Accuracy of all Pokémon battling by 10%.
・Causes Moonlight, Synthesis, and Morning Sun to only recover ¼ of max HP.

There is also Diamond Dust, although it has no effect in or out of battle.

Source

Comments

I was way too slow XD

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Good answer :)

Answer 3

Sand

• Rock types gain a 50% special defense raise
• Pokemon with Sand rush have their speed doubled
• Pokemon with Sand force do 50% more damage with Rock, Ground ans Steel type attacks and are immune to Sand damage
• Sand veil increases evasion by one stage

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Rain

Doesn't really directly impact your stats, but it does do some other things:

• Increases the power of water type moves by 50%
• Decreases the power of fire type moves by 50%
• Pokemon with Rain dish recover 1/16th of HP in rain every turn
• Thunder and Hurricane will always hit
• Pokemon with Dry skin recover 1/8th of HP at the end of every turn
• Pokemon with Hydration will have their status condition cured at the end of the turn(provided they have one)

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Sun

• Increases base power of fire type moves by 50%
• Decreases the power of water type moves by 50%
• Pokemon with Chlorophyll have their speed doubled
• Solar beam doesn't require a turn to charge
• Healing moves such as Morning sun, Synthesis and Moonlight recover 2/3 of your HP
• Pokemon with Dry skin lose 1/8th if their HP each turn
• Pokemon with Leaf guard are immune to certain status conditions
• Pokemon with Flower gift will raise the team's Attack and Special defense by 50%
• Pokemon with Solar power have their Special attack raised by 50%, but lose 1/8th of HP each turn in return
• Growth raises Attack and Special attack by 2 stages
• Harvest always restores a berry
• Hurricane and Thunder are less accurate

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Hail

• All non-ice type Pokemon are damaged for 1/16th of their HP each turn
• Synthesis, Morning Sun and Moonlight will recover only ¼ of the user's maximum HP
• Blizzard's accuracy increases to 100%
• Pokemon with the Ice Body Ability recover 1/16 of their maximum HP each turn
• Pokemon with the Snow Cloak Ability increase their evasion by 20%.

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Source
Hope I helped.

Answer 4

The Sand boosts evasion by 20% for Pokemon that have the ability sand veil, Pokemon with sand rush have their speed doubled in the sand. Rain boosts water type moves power by 50% and lowers fire type moves power by 50%. Sun boosts fire type moves power by 50% and lowers water type moves power by 50%. Pokemon with the ability snow cloak have their evasion boosted by 20% in the hail. In the Sun the ability Solar Power boosts your SpA by 50%, at the cost of 1/8 Hp.
Hope I helped!