Even if it rains, we will go hiking.

哪怕下雨，我们也要去爬山。

Whatever the weather, we will go hiking.

无论什么天气，我们都会去徒步。

No matter the weather, we will go hiking.

不管天气如何，我们都要去爬山。

We will go hiking this weekend, it's a deal.

我们周末去爬山，一言为定。

We will go hiking if the weather is good tomorrow.

如果明天天气好，我们就去徒步旅行。

Pse the weather is good, we will go hiking tomorrow.

假设天气好，我们明天去远足。

Presuming the weather stays clear, we will go hiking tomorrow.

假设天气保持晴朗，我们明天去徒步旅行。

We will go hiking today and then pack and go to the station.

我们就去远足，今天就收拾行李，到火车站。