How do you say

My family are planning to go on a seaside holiday next month.

..in Chinese?

我们全家计划下个月去海边度假。

wǒ men quán jiā jì huà xià gè yuè qù hǎi biān dù jià 。

How do you say "There will be a light rain in Beijing today with temperatures from 20 to 25 degree Celsius." in Chinese?