It is essential that you know the answer to the question, “What level does Eevee evolve into?” because it will help you decide if you are ready to evolve your Eevee. You should start by picking an appropriate time for your Eevee to evolve.
Eevee is capable of evolving when he is ready. This means that he should have a specific for evolving into, and the final evolution should have been evolved before he has evolved into it. There are some trainers who wait until their Eevee has evolved into the final evolution before they take him out of his box.
Most trainers try to evolve their Eevee by having him evolve into the evolution that they had hoped for. For example, they may evolve him into a Venusaur by trading in a Nidoran with a Venusaur as the name. However, there are other things that can affect the evolution. For example, the trainer may have used the evolution on a Charmander instead of a Nidoran.
Sometimes it is best to wait until after the evolution has been completed before trying to evolve your Eevee. For example, if you evolve him into a Jolteon, you will not want to take him out of his box. He will still evolve into the next evolution, and the trainer may not like to get his Pokemon back when you do not want him to. Also, you may need to have used an evolution that the other evolution is missing.
Although you do not want to wait until after the evolution is complete, sometimes it is best to take the Pokemon out of his box. After all, you might be afraid that he is going to be uncomfortable or that he is going to look funny if he is standing upright. It is also possible that you might need to take him out of his box before you have the opportunity to use the next evolution.
Before you even leave the house to go to the Pokemon Center, you should tell the one behind the counter that you are going to evolve and ask him what level Eevee evolves into. If you have a pet at home, you might need to ask the doctor to send it to the Pokemon Center. This is especially true if the Eevee is older. You might need to let the new Pokemon out first so that he can adjust to his new environment.
Eevee is ready to evolve when he has reached the highest level for the level he has been in before. When you know the level that he evolves into, you will have no trouble using Eevee to evolve your Pokemon. Just make sure that you take the Pokemon to the Pokemon Center when he has reached the level for that evolution.