Love is a kind of climate, like heavy snow. What does this mean?

The solemnity and seriousness of love. Love is a kind of climate, such as the solemnity of heavy snow, that is to say, love is like a weather climate, which can give people a sense of solemnity like heavy snow. This sentence compares love to a climate, and expresses the solemnity and seriousness of love by describing the solemnity of heavy snow.