北方的气候非常冷。

Běifāng de qìhòu fēicháng lěng.

The climate in the north is very cold.

我是北方人，所以不怕冷。

Wǒ shì Běifāngrén, suǒyǐ bù pà lěng.

I'm from the north, so I'm not afraid of the cold.

冬天北方常常下雪，很冷。

Dōngtiān běifāng chángcháng xiàxuě, hěn lěng.

In winter it often snows in the north, and it is very cold.