Pokemon GO Weather Week brings weather-dependent encounters, Castform spawns, event bonuses, and more for trainers to enjoy. The event also includes themed Collection Challenges, PokeStop Showcases, and Field Research task encounters.Real-life weather conditions are replicated within Pokemon GO, affecting various in-game mechanics like spawns and move powers. The Weather Week event utilizes this to offer trainers specific wild encounters.Pokemon GO Weather Week scheduleWeather Week runs from Thursday, March 14, 2024, at 10 am local time to Monday, March 18, 2024, at 8 pm local time.Pokemon GO Weather Week event bonusesThe Weather Week event bonuses are as follows:Catch Pokémon with Weather Boost to earn extra Stardust.2× Stardust for catching Pokémon.Increased chance to encounter Shiny Castform!Pokemon GO Weather Week wild encountersThe wild encounters that will spawn with an increased frequency in specific weather conditions are as follows:Cacnea (Sunny) [shiny encounter available]Lotad (Rainy) [shiny encounter available]Snover (Snow) [shiny encounter available]Roggenrola (Partly Cloudy) [shiny encounter available]Spritzee (Cloudy) [shiny encounter available]Swablu (Windy) [shiny encounter available]Gastly (Fog) [shiny encounter available]Paras (Any Weather) [shiny encounter available]Drifloon (Any Weather) [shiny encounter available]Helioptile (Any Weather) [shiny encounter available]Amaura (Any Weather) [shiny encounter available]Lickitung (Any Weather) [shiny encounter available]Furthermore, Castform will have an increased spawn rate in their respective weather conditions.Pokemon GO Weather Week raid bossesThe raid bosses for Weather Week are as follows:One-star RaidsPoliwhirlGastly [shiny encounter available]Hippopotas [shiny encounter available]Amaura [shiny encounter available]Three-star RaidsCharizard [shiny encounter available]Lickitung [shiny encounter available]Drampa [shiny encounter availableFive-Star RaidsRegice [shiny encounter available]Mega RaidsMega Tyranitar [shiny encounter available]Pokemon GO Weather Week Field Research task encountersThere will be event-themed Field Research tasks available, with the following Pocket Monsters available as task encounters:Paras [shiny encounter available]Castform (Normal) [shiny encounter available]Castform (Sunny) [shiny encounter available]Castform (Rainy) [shiny encounter available]Drifloon [shiny encounter available]Helioptile [shiny encounter available]Amaura [shiny encounter available]Castform (Snowy) [shiny encounter available]Pokemon GO Weather Week Collection Challenges and PokeStop ShowcasesOne of Castform forms (Image via The Pokemon Company)Weather Week-themed Collection Challenges are here for trainers to participate in. Castform-focused PokeStop Showcases are also active now.To learn more about Pokemon GO, check out our other articles:March 2024 infographic || Armarouge vs Ceruledge in Pokemon GO: Who should you evolve Charcadet into? || Is the Wonder Ticket worth it in Pokemon GO World of Wonders? || GO Battle League World of Wonders || Buddy evolution Adventure Together guide || Best Fast Attacks in Pokemon GO || Sierra counters || Cliff counters || Arlo counters || Giovanni counters