In the rainy day by longfellow the rainy day symbolizes

The rainy day symbolizes bad things in life and life in general. The idea is that life is a day and that bad things happen all the time and that they are the rain so a life full of hardships is like a rainy day. He points out that beyond the clouds and the rain there is the sun and the sun is shining so we just need to stay strong and the clouds will go away and the sun will come.