weather是不可数名词。后面跟be动词单数形式。

weather：

n.天气;气象;气象预报

v.(因受风吹、日晒、雨淋等，使)退色，变色，变形;经受住，平安地渡过(困难)

扩展资料

The weather was warm for the time of year.

在一年的这个时节这天气算是暖和的了。

The weather is very changeable at this time of year.

年年在这个时候天气都变化无常。

There's going to be a change in the weather.

天气将有变化。

Gas and oil consumption always increases in cold weather.

燃气和燃油的消耗量在天冷时总会增加。

The bad weather is causing problems for many farmers.

恶劣的天气给许多农民造成了困难。