How to delimit the boundaries of weather proverbs

We can refer to some meteorological cultural description knowledge to draw boundaries, and use meteorological proverb elements to draw material boundaries.

Proverbs are concise phrases widely circulated among the people, which mostly reflect the practical experience of working people and are generally passed down from mouth to mouth. Most of them are easy-to-understand spoken short sentences or rhymes.

Ready-made words commonly used in people's lives. Proverbs are similar to idioms, but colloquial, easy to understand, generally express a complete meaning, and there are almost one or two short sentences in form.

Meteorological proverbs refer to folk words about forecasting weather changes. For thousands of years, human beings have been trying to make accurate weather forecasts. The history of dictation and notes is full of rhymes, anecdotes and proverbs to show whether it will be sunny or stormy tomorrow. Whether it is farmers, vendors or others who want to farm, whether they can predict the weather tomorrow is the key to success or failure. Before mercury barometer was invented, it was extremely difficult to collect any weather forecast data. Although it can provide a tool to predict humidity changes like weather bars, the most reliable way to predict the weather is human experience.