误It was quite warm when I got here, but the climate suddenly turned cold overnight.
正It was quite warm when I got here, but the weather suddenly turned cold overnight.
析weather是指某一地区在短时间内晴、雨、寒、暖的变化,而climate则指长时间内的天气。
在寒冷的天气,我们很少外出。误We seldom go out in a cold weather.
正We seldom go out in cold weather.
析weather前尽管有修饰语,如hot, cold, fine, rainy等,但习惯上其前也不加不定冠词。