Examples of using "Regentag" in a sentence and their english translations:
It's a rainy day.
This money is for a rainy day.
- You had better keep your money for a rainy day.
- You'd better keep your money for a rainy day.
It's a rainy day.
Banks will try to lend you an umbrella on a sunny day, but they will turn their backs on a rainy day.