what's the weather like tody? how is the weather today?

还有老外平时见面打招呼时问候说的 it's a good\bad\rainy\cold\……day,isn't it?

it's going to rain\wind\……,isn't it?

特别是英国人，见面就用问天气打招呼，就像中国人见面问“吃了没”一样。