A reliable source has leaked that this Pokemon Go will be having a new event this June. The event will potentially be called as "Fire and Ice" Event which will begin this summer in Northern and winter in Southern Hemisphere and should take place between June 13 1:00 P.M. PDT and June 20 1:00 P.M. PDT, 2017.
The event will have increase spawn of fire and ice pokemon and above all, Trainers will receive more XP for all throw bonuses and for hatching eggs. But the best part is, there's a rumor that this event will also feature a 50% discount to Lucky Eggs!
The leak also indicates a list of Pokemon that will have increase in spawn rate during this event. You can check the list of Pokemon below:
For reference/proof about the validity of this leak, you can check out the original post on twitter below by Team Eevolution (the ones who have discovered the upcoming June event):
Nuevo evento del 13 de junio al 20 de junio entrenadores!!! pic.twitter.com/C30I9bvwJz— Team Eevolution (@TeamEevolution) June 4, 2017
For those who can't understand Spanish, you can check the english translation below:
With summer quickly approaching in the Northern Hemisphere and winter approaching in the Southern Hemisphere, we couldn’t think of a better way to celebrate the upcoming solstices than with a Fire-type and Ice-type Pokémon GO event.
From 1:00 P.M. PDT on June 13 to 1:00 P.M. PDT on June 20, 2017, Trainers around the world will discover more Charmander, Cyndaquil, Growlithe, Houndour, Ponyta, Swinub, Vulpix, and their Evolutions. You’ll also want to keep an eye out for Sneasel, Magmar, Cloyster, and other Fire types and Ice types!
It’s time to perfect your Poké Ball throws, Trainers! Throughout the event, you’ll receive huge XP bonuses for successfully catching Pokémon with Nice, Great, and Excellent Throws, as well as Curveballs and First Throws. Additionally, as you walk around your neighborhoods or discover new sights, you’ll earn even more XP for hatching Eggs. To help you take advantage of these awesome XP bonuses, Lucky Eggs will be 50% off in the in-game shop.
Get ready to explore the world around you—there are even more exciting updates coming your way soon!
—The Pokémon GO team